sys: net: ipv6: fix max ipv6 address string length
sys: net: ipv6: fix max ipv6 address string length

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