boards/nucleo-l1: check presence of stm32l.cfg
boards/nucleo-l1: check presence of stm32l.cfg

In current updates OpenOCD split up stm32l.cfg into stm32l1.cfg and
stm32l0.cfg. This provides a check in openocd.cfg for this file so
openocd doesn't fail.

Lexandro92/RIOT-CoAP,rfswarm2/RIOT,Darredevil/RIOT,tfar/RIOT,RBartz/RIOT,thiagohd/RIOT,ks156/RIOT,openkosmosorg/RIOT,marcosalm/RIOT,phiros/RIOT,kushalsingh007/RIOT,herrfz/RIOT,miri64/RIOT,sumanpanchal/RIOT,beurdouche/RIOT,FrancescoErmini/RIOT,changbiao/RIOT,alex1818/RIOT,immesys/RiSyn,kb2ma/RIOT,Josar/RIOT,tfar/RIOT,changbiao/RIOT,avmelnikoff/RIOT,alignan/RIOT,shady33/RIOT,yogo1212/RIOT,ant9000/RIOT,OlegHahm/RIOT,Yonezawa-T2/RIOT,gbarnett/RIOT,Yonezawa-T2/RIOT,kbumsik/RIOT,gbarnett/RIOT,brettswann/RIOT,altairpearl/RIOT,l3nko/RIOT,Yonezawa-T2/RIOT,plushvoxel/RIOT,kushalsingh007/RIOT,thomaseichinger/RIOT,mtausig/RIOT,kaleb-himes/RIOT,toonst/RIOT,LudwigOrtmann/RIOT,gautric/RIOT,jasonatran/RIOT,jremmert-phytec-iot/RIOT,ntrtrung/RIOT,changbiao/RIOT,haoyangyu/RIOT,rajma996/RIOT,rfswarm/RIOT,Yonezawa-T2/RIOT,Josar/RIOT,centurysys/RIOT,rousselk/RIOT,biboc/RIOT,basilfx/RIOT,jferreir/RIOT,koenning/RIOT,automote/RIOT,rfswarm/RIOT,abp719/RIOT,marcosalm/RIOT,haoyangyu/RIOT,OlegHahm/RIOT,d00616/RIOT,kbumsik/RIOT,rfuentess/RIOT,miri64/RIOT,Darredevil/RIOT,kerneltask/RIOT,avmelnikoff/RIOT,Darredevil/RIOT,benoit-canet/RIOT,miri64/RIOT,Yonezawa-T2/RIOT,authmillenon/RIOT,alignan/RIOT,dailab/RIOT,avmelnikoff/RIOT,sumanpanchal/RIOT,gebart/RIOT,JensErdmann/RIOT,shady33/RIOT,adrianghc/RIOT,avmelnikoff/RIOT,bartfaizoltan/RIOT,neiljay/RIOT,kb2ma/RIOT,luciotorre/RIOT,lazytech-org/RIOT,tfar/RIOT,RubikonAlpha/RIOT,adjih/RIOT,katezilla/RIOT,JensErdmann/RIOT,dailab/RIOT,openkosmosorg/RIOT,adjih/RIOT,ThanhVic/RIOT,ximus/RIOT,plushvoxel/RIOT,cladmi/RIOT,FrancescoErmini/RIOT,smlng/RIOT,herrfz/RIOT-old,ntrtrung/RIOT,rfuentess/RIOT,thomaseichinger/RIOT,malosek/RIOT,immesys/RiSyn,x3ro/RIOT,RIOT-OS/RIOT,fnack/RIOT,jfischer-phytec-iot/RIOT,PSHIVANI/Riot-Code,d00616/RIOT,sumanpanchal/RIOT,chris-wood/RIOT,herrfz/RIOT,daniel-k/RIOT,bartfaizoltan/RIOT,adrianghc/RIOT,altairpearl/RIOT,Lexandro92/RIOT-CoAP,ant9000/RIOT,OTAkeys/RIOT,ThanhVic/RIOT,brettswann/RIOT,aeneby/RIOT,beurdouche/RIOT,x3ro/RIOT,rakendrathapa/RIOT,herrfz/RIOT,herrfz/RIOT,attdona/RIOT,neiljay/RIOT,wentaoshang/RIOT,tdautc19841202/RIOT,kerneltask/RIOT,daniel-k/RIOT,lazytech-org/RIOT,ks156/RIOT,ThanhVic/RIOT,syin2/RIOT,rakendrathapa/RIOT,latsku/RIOT,rakendrathapa/RIOT,herrfz/RIOT,DipSwitch/RIOT,josephnoir/RIOT,changbiao/RIOT,cladmi/RIOT,Ell-i/RIOT,wentaoshang/RIOT,kerneltask/RIOT,jfischer-phytec-iot/RIOT,aeneby/RIOT,chris-wood/RIOT,d00616/RIOT,DipSwitch/RIOT,lebrush/RIOT,kushalsingh007/RIOT,rousselk/RIOT,jferreir/RIOT,JensErdmann/RIOT,thomaseichinger/RIOT,koenning/RIOT,latsku/RIOT,gautric/RIOT,MonsterCode8000/RIOT,binarylemon/RIOT,rajma996/RIOT,aeneby/RIOT,chris-wood/RIOT,benoit-canet/RIOT,msolters/RIOT,BytesGalore/RIOT,OlegHahm/RIOT,arvindpdmn/RIOT,gautric/RIOT,kYc0o/RIOT,beurdouche/RIOT,dkm/RIOT,openkosmosorg/RIOT,brettswann/RIOT,kaspar030/RIOT,alex1818/RIOT,robixnai/RIOT,jferreir/RIOT,LudwigOrtmann/RIOT,A-Paul/RIOT,kerneltask/RIOT,sgso/RIOT,OTAkeys/RIOT,roberthartung/RIOT,binarylemon/RIOT,marcosalm/RIOT,ThanhVic/RIOT,Ell-i/RIOT,rfswarm/RIOT,shady33/RIOT,rakendrathapa/RIOT,toonst/RIOT,Hyungsin/RIOT-OS,Josar/RIOT,ximus/RIOT,immesys/RiSyn,kb2ma/RIOT,MohmadAyman/RIOT,ThanhVic/RIOT,LudwigKnuepfer/RIOT,neiljay/RIOT,TobiasFredersdorf/RIOT,latsku/RIOT,sgso/RIOT,PSHIVANI/Riot-Code,RBartz/RIOT,jasonatran/RIOT,MarkXYang/RIOT,aeneby/RIOT,authmillenon/RIOT,roberthartung/RIOT,rakendrathapa/RIOT,kaspar030/RIOT,msolters/RIOT,rfswarm/RIOT,EmuxEvans/RIOT,mziegert/RIOT,khhhh/RIOT,benoit-canet/RIOT,MohmadAyman/RIOT,jasonatran/RIOT,gautric/RIOT,koenning/RIOT,basilfx/RIOT,DipSwitch/RIOT,EmuxEvans/RIOT,arvindpdmn/RIOT,fnack/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,smlng/RIOT,A-Paul/RIOT,A-Paul/RIOT,altairpearl/RIOT,Lexandro92/RIOT-CoAP,kYc0o/RIOT,kaspar030/RIOT,watr-li/RIOT,yogo1212/RIOT,haoyangyu/RIOT,alex1818/RIOT,syin2/RIOT,OlegHahm/RIOT,malosek/RIOT,smlng/RIOT,DipSwitch/RIOT,plushvoxel/RIOT,ant9000/RIOT,Osblouf/RIOT,benoit-canet/RIOT,josephnoir/RIOT,kushalsingh007/RIOT,l3nko/RIOT,backenklee/RIOT,rfswarm/RIOT,biboc/RIOT,JensErdmann/RIOT,stevenj/RIOT,katezilla/RIOT,LudwigOrtmann/RIOT,avmelnikoff/RIOT,chris-wood/RIOT,ntrtrung/RIOT,marcosalm/RIOT,watr-li/RIOT,Darredevil/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,luciotorre/RIOT,thomaseichinger/RIOT,jfischer-phytec-iot/RIOT,herrfz/RIOT-old,kbumsik/RIOT,mziegert/RIOT,hamilton-mote/RIOT-OS,rousselk/RIOT,PSHIVANI/Riot-Code,sumanpanchal/RIOT,herrfz/RIOT-old,kaspar030/RIOT,phiros/RIOT,backenklee/RIOT,kaleb-himes/RIOT,toonst/RIOT,cladmi/RIOT,hamilton-mote/RIOT-OS,x3ro/RIOT,jferreir/RIOT,RIOT-OS/RIOT,rajma996/RIOT,alex1818/RIOT,fnack/RIOT,MonsterCode8000/RIOT,bartfaizoltan/RIOT,PSHIVANI/Riot-Code,automote/RIOT,mtausig/RIOT,RBartz/RIOT,authmillenon/RIOT,abkam07/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,openkosmosorg/RIOT,automote/RIOT,alignan/RIOT,benoit-canet/RIOT,rousselk/RIOT,immesys/RiSyn,mtausig/RIOT,kerneltask/RIOT,ximus/RIOT,gebart/RIOT,khhhh/RIOT,daniel-k/RIOT,attdona/RIOT,alignan/RIOT,tfar/RIOT,jremmert-phytec-iot/RIOT,RubikonAlpha/RIOT,thiagohd/RIOT,watr-li/RIOT,jremmert-phytec-iot/RIOT,khhhh/RIOT,haoyangyu/RIOT,smlng/RIOT,immesys/RiSyn,TobiasFredersdorf/RIOT,adrianghc/RIOT,koenning/RIOT,asanka-code/RIOT,jremmert-phytec-iot/RIOT,LudwigKnuepfer/RIOT,Osblouf/RIOT,toonst/RIOT,yogo1212/RIOT,rfuentess/RIOT,d00616/RIOT,watr-li/RIOT,wentaoshang/RIOT,jbeyerstedt/RIOT-OTA-update,beurdouche/RIOT,mfrey/RIOT,automote/RIOT,neiljay/RIOT,gebart/RIOT,BytesGalore/RIOT,jferreir/RIOT,daniel-k/RIOT,lebrush/RIOT,basilfx/RIOT,mziegert/RIOT,smlng/RIOT,tdautc19841202/RIOT,abp719/RIOT,miri64/RIOT,kaleb-himes/RIOT,adjih/RIOT,MarkXYang/RIOT,neumodisch/RIOT,shady33/RIOT,kbumsik/RIOT,FrancescoErmini/RIOT,josephnoir/RIOT,malosek/RIOT,ant9000/RIOT,patkan/RIOT,basilfx/RIOT,dkm/RIOT,alex1818/RIOT,jremmert-phytec-iot/RIOT,jfischer-phytec-iot/RIOT,rousselk/RIOT,cladmi/RIOT,luciotorre/RIOT,dhruvvyas90/RIOT,kbumsik/RIOT,mtausig/RIOT,sgso/RIOT,stevenj/RIOT,rfswarm2/RIOT,thiagohd/RIOT,brettswann/RIOT,OTAkeys/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,MonsterCode8000/RIOT,Lexandro92/RIOT-CoAP,adrianghc/RIOT,DipSwitch/RIOT,Ell-i/RIOT,dailab/RIOT,phiros/RIOT,phiros/RIOT,abkam07/RIOT,FrancescoErmini/RIOT,rajma996/RIOT,daniel-k/RIOT,EmuxEvans/RIOT,jhollister/RIOT,wentaoshang/RIOT,tdautc19841202/RIOT,luciotorre/RIOT,gautric/RIOT,lazytech-org/RIOT,kb2ma/RIOT,Darredevil/RIOT,MarkXYang/RIOT,abp719/RIOT,l3nko/RIOT,centurysys/RIOT,Josar/RIOT,ntrtrung/RIOT,khhhh/RIOT,arvindpdmn/RIOT,d00616/RIOT,JensErdmann/RIOT,automote/RIOT,changbiao/RIOT,LudwigKnuepfer/RIOT,asanka-code/RIOT,gbarnett/RIOT,chris-wood/RIOT,lebrush/RIOT,adrianghc/RIOT,rakendrathapa/RIOT,patkan/RIOT,abkam07/RIOT,zhuoshuguo/RIOT,jhollister/RIOT,patkan/RIOT,ThanhVic/RIOT,A-Paul/RIOT,OTAkeys/RIOT,MonsterCode8000/RIOT,biboc/RIOT,binarylemon/RIOT,PSHIVANI/Riot-Code,jbeyerstedt/RIOT-OTA-update,BytesGalore/RIOT,rfuentess/RIOT,centurysys/RIOT,openkosmosorg/RIOT,dkm/RIOT,syin2/RIOT,LudwigOrtmann/RIOT,TobiasFredersdorf/RIOT,ks156/RIOT,basilfx/RIOT,roberthartung/RIOT,dkm/RIOT,neumodisch/RIOT,abkam07/RIOT,alex1818/RIOT,sgso/RIOT,abp719/RIOT,x3ro/RIOT,mtausig/RIOT,miri64/RIOT,authmillenon/RIOT,attdona/RIOT,altairpearl/RIOT,Hyungsin/RIOT-OS,msolters/RIOT,malosek/RIOT,adjih/RIOT,Ell-i/RIOT,lazytech-org/RIOT,mziegert/RIOT,RIOT-OS/RIOT,MohmadAyman/RIOT,msolters/RIOT,rfswarm2/RIOT,khhhh/RIOT,thiagohd/RIOT,adjih/RIOT,biboc/RIOT,alignan/RIOT,dailab/RIOT,Hyungsin/RIOT-OS,robixnai/RIOT,rajma996/RIOT,tfar/RIOT,shady33/RIOT,josephnoir/RIOT,ks156/RIOT,herrfz/RIOT-old,binarylemon/RIOT,RubikonAlpha/RIOT,gbarnett/RIOT,ximus/RIOT,rfswarm2/RIOT,lebrush/RIOT,OlegHahm/RIOT,gbarnett/RIOT,ntrtrung/RIOT,zhuoshuguo/RIOT,Darredevil/RIOT,latsku/RIOT,daniel-k/RIOT,BytesGalore/RIOT,Osblouf/RIOT,jhollister/RIOT,Ell-i/RIOT,automote/RIOT,RBartz/RIOT,ximus/RIOT,Osblouf/RIOT,kushalsingh007/RIOT,RubikonAlpha/RIOT,RBartz/RIOT,neumodisch/RIOT,abp719/RIOT,asanka-code/RIOT,zhuoshuguo/RIOT,mziegert/RIOT,robixnai/RIOT,yogo1212/RIOT,kushalsingh007/RIOT,dailab/RIOT,Hyungsin/RIOT-OS,lazytech-org/RIOT,BytesGalore/RIOT,A-Paul/RIOT,binarylemon/RIOT,chris-wood/RIOT,TobiasFredersdorf/RIOT,immesys/RiSyn,kYc0o/RIOT,backenklee/RIOT,RIOT-OS/RIOT,koenning/RIOT,Hyungsin/RIOT-OS,yogo1212/RIOT,marcosalm/RIOT,katezilla/RIOT,haoyangyu/RIOT,bartfaizoltan/RIOT,cladmi/RIOT,fnack/RIOT,plushvoxel/RIOT,attdona/RIOT,luciotorre/RIOT,hamilton-mote/RIOT-OS,rajma996/RIOT,neiljay/RIOT,Osblouf/RIOT,arvindpdmn/RIOT,attdona/RIOT,lebrush/RIOT,watr-li/RIOT,Osblouf/RIOT,sumanpanchal/RIOT,attdona/RIOT,rfswarm/RIOT,bartfaizoltan/RIOT,msolters/RIOT,tdautc19841202/RIOT,wentaoshang/RIOT,tdautc19841202/RIOT,abp719/RIOT,kYc0o/RIOT,changbiao/RIOT,altairpearl/RIOT,MohmadAyman/RIOT,herrfz/RIOT,binarylemon/RIOT,Yonezawa-T2/RIOT,benoit-canet/RIOT,LudwigOrtmann/RIOT,rfuentess/RIOT,phiros/RIOT,thiagohd/RIOT,aeneby/RIOT,dhruvvyas90/RIOT,fnack/RIOT,roberthartung/RIOT,jbeyerstedt/RIOT-OTA-update,gebart/RIOT,dhruvvyas90/RIOT,jbeyerstedt/RIOT-OTA-update,fnack/RIOT,latsku/RIOT,robixnai/RIOT,RIOT-OS/RIOT,phiros/RIOT,kaleb-himes/RIOT,MohmadAyman/RIOT,PSHIVANI/Riot-Code,neumodisch/RIOT,stevenj/RIOT,altairpearl/RIOT,wentaoshang/RIOT,jasonatran/RIOT,mfrey/RIOT,lebrush/RIOT,robixnai/RIOT,bartfaizoltan/RIOT,asanka-code/RIOT,l3nko/RIOT,biboc/RIOT,Lexandro92/RIOT-CoAP,MohmadAyman/RIOT,jbeyerstedt/RIOT-OTA-update,Josar/RIOT,mziegert/RIOT,abkam07/RIOT,jasonatran/RIOT,jhollister/RIOT,beurdouche/RIOT,dkm/RIOT,abkam07/RIOT,syin2/RIOT,RBartz/RIOT,syin2/RIOT,JensErdmann/RIOT,kb2ma/RIOT,tdautc19841202/RIOT,jremmert-phytec-iot/RIOT,neumodisch/RIOT,EmuxEvans/RIOT,MarkXYang/RIOT,ant9000/RIOT,watr-li/RIOT,brettswann/RIOT,malosek/RIOT,RubikonAlpha/RIOT,sumanpanchal/RIOT,marcosalm/RIOT,centurysys/RIOT,TobiasFredersdorf/RIOT,jhollister/RIOT,msolters/RIOT,katezilla/RIOT,MonsterCode8000/RIOT,zhuoshuguo/RIOT,OTAkeys/RIOT,gebart/RIOT,herrfz/RIOT-old,kaleb-himes/RIOT,neumodisch/RIOT,mfrey/RIOT,rousselk/RIOT,ks156/RIOT,asanka-code/RIOT,thomaseichinger/RIOT,stevenj/RIOT,jferreir/RIOT,yogo1212/RIOT,kYc0o/RIOT,mfrey/RIOT,dhruvvyas90/RIOT,ntrtrung/RIOT,arvindpdmn/RIOT,x3ro/RIOT,patkan/RIOT,zhuoshuguo/RIOT,jfischer-phytec-iot/RIOT,zhuoshuguo/RIOT,robixnai/RIOT,haoyangyu/RIOT,malosek/RIOT,josephnoir/RIOT,roberthartung/RIOT,khhhh/RIOT,backenklee/RIOT,dhruvvyas90/RIOT,arvindpdmn/RIOT,rfswarm2/RIOT,centurysys/RIOT,MonsterCode8000/RIOT,mfrey/RIOT,LudwigOrtmann/RIOT,gbarnett/RIOT,dhruvvyas90/RIOT,thiagohd/RIOT,patkan/RIOT,FrancescoErmini/RIOT,EmuxEvans/RIOT,RubikonAlpha/RIOT,jhollister/RIOT,shady33/RIOT,plushvoxel/RIOT,toonst/RIOT,LudwigKnuepfer/RIOT,MarkXYang/RIOT,FrancescoErmini/RIOT,kaspar030/RIOT,EmuxEvans/RIOT,authmillenon/RIOT,MarkXYang/RIOT,l3nko/RIOT,Lexandro92/RIOT-CoAP,stevenj/RIOT,backenklee/RIOT,centurysys/RIOT,hamilton-mote/RIOT-OS,ximus/RIOT,sgso/RIOT,authmillenon/RIOT,DipSwitch/RIOT,asanka-code/RIOT,openkosmosorg/RIOT,luciotorre/RIOT,koenning/RIOT,l3nko/RIOT,brettswann/RIOT,d00616/RIOT,patkan/RIOT,latsku/RIOT,stevenj/RIOT,rfswarm2/RIOT,hamilton-mote/RIOT-OS,foss-for-synopsys-dwc-arc-processors/RIOT,katezilla/RIOT,LudwigKnuepfer/RIOT,sgso/RIOT