shell: commands: fix nano specs issues for ping6 command
shell: commands: fix nano specs issues for ping6 command

adjih/RIOT,RBartz/RIOT,dailab/RIOT,rakendrathapa/RIOT,zhuoshuguo/RIOT,ant9000/RIOT,gebart/RIOT,Ell-i/RIOT,Yonezawa-T2/RIOT,tfar/RIOT,shady33/RIOT,RIOT-OS/RIOT,toonst/RIOT,Josar/RIOT,d00616/RIOT,roberthartung/RIOT,LudwigOrtmann/RIOT,dailab/RIOT,asanka-code/RIOT,adrianghc/RIOT,josephnoir/RIOT,rakendrathapa/RIOT,neiljay/RIOT,adjih/RIOT,jremmert-phytec-iot/RIOT,TobiasFredersdorf/RIOT,gebart/RIOT,roberthartung/RIOT,kbumsik/RIOT,stevenj/RIOT,aeneby/RIOT,biboc/RIOT,Yonezawa-T2/RIOT,attdona/RIOT,Josar/RIOT,attdona/RIOT,thomaseichinger/RIOT,lazytech-org/RIOT,wentaoshang/RIOT,backenklee/RIOT,lazytech-org/RIOT,rakendrathapa/RIOT,jfischer-phytec-iot/RIOT,kaspar030/RIOT,beurdouche/RIOT,rousselk/RIOT,binarylemon/RIOT,jfischer-phytec-iot/RIOT,dkm/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,Yonezawa-T2/RIOT,alignan/RIOT,TobiasFredersdorf/RIOT,OlegHahm/RIOT,FrancescoErmini/RIOT,syin2/RIOT,TobiasFredersdorf/RIOT,roberthartung/RIOT,BytesGalore/RIOT,kYc0o/RIOT,avmelnikoff/RIOT,katezilla/RIOT,Hyungsin/RIOT-OS,OlegHahm/RIOT,alignan/RIOT,d00616/RIOT,rfuentess/RIOT,gebart/RIOT,asanka-code/RIOT,shady33/RIOT,kb2ma/RIOT,binarylemon/RIOT,asanka-code/RIOT,altairpearl/RIOT,OTAkeys/RIOT,BytesGalore/RIOT,rfuentess/RIOT,mfrey/RIOT,binarylemon/RIOT,authmillenon/RIOT,rakendrathapa/RIOT,mtausig/RIOT,hamilton-mote/RIOT-OS,cladmi/RIOT,stevenj/RIOT,cladmi/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,LudwigKnuepfer/RIOT,brettswann/RIOT,OlegHahm/RIOT,ant9000/RIOT,malosek/RIOT,kaspar030/RIOT,yogo1212/RIOT,adrianghc/RIOT,hamilton-mote/RIOT-OS,ks156/RIOT,smlng/RIOT,alignan/RIOT,x3ro/RIOT,immesys/RiSyn,jasonatran/RIOT,A-Paul/RIOT,rousselk/RIOT,brettswann/RIOT,brettswann/RIOT,toonst/RIOT,cladmi/RIOT,zhuoshuguo/RIOT,jbeyerstedt/RIOT-OTA-update,lazytech-org/RIOT,ks156/RIOT,A-Paul/RIOT,dkm/RIOT,thomaseichinger/RIOT,rakendrathapa/RIOT,MohmadAyman/RIOT,ant9000/RIOT,tfar/RIOT,RBartz/RIOT,TobiasFredersdorf/RIOT,neiljay/RIOT,LudwigOrtmann/RIOT,ant9000/RIOT,kb2ma/RIOT,asanka-code/RIOT,neiljay/RIOT,hamilton-mote/RIOT-OS,x3ro/RIOT,kaleb-himes/RIOT,avmelnikoff/RIOT,FrancescoErmini/RIOT,immesys/RiSyn,MohmadAyman/RIOT,shady33/RIOT,wentaoshang/RIOT,neumodisch/RIOT,yogo1212/RIOT,brettswann/RIOT,kaspar030/RIOT,immesys/RiSyn,OTAkeys/RIOT,adjih/RIOT,adrianghc/RIOT,josephnoir/RIOT,Ell-i/RIOT,jasonatran/RIOT,kYc0o/RIOT,mtausig/RIOT,MohmadAyman/RIOT,Ell-i/RIOT,basilfx/RIOT,rousselk/RIOT,ks156/RIOT,aeneby/RIOT,malosek/RIOT,LudwigOrtmann/RIOT,yogo1212/RIOT,altairpearl/RIOT,biboc/RIOT,gautric/RIOT,beurdouche/RIOT,kaleb-himes/RIOT,backenklee/RIOT,A-Paul/RIOT,rfuentess/RIOT,jasonatran/RIOT,d00616/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,gebart/RIOT,ks156/RIOT,neiljay/RIOT,jasonatran/RIOT,jasonatran/RIOT,kb2ma/RIOT,yogo1212/RIOT,LudwigKnuepfer/RIOT,wentaoshang/RIOT,dkm/RIOT,mtausig/RIOT,dkm/RIOT,BytesGalore/RIOT,aeneby/RIOT,Josar/RIOT,adrianghc/RIOT,kbumsik/RIOT,RBartz/RIOT,aeneby/RIOT,rajma996/RIOT,kbumsik/RIOT,stevenj/RIOT,LudwigKnuepfer/RIOT,wentaoshang/RIOT,RIOT-OS/RIOT,basilfx/RIOT,altairpearl/RIOT,toonst/RIOT,LudwigOrtmann/RIOT,authmillenon/RIOT,LudwigOrtmann/RIOT,hamilton-mote/RIOT-OS,asanka-code/RIOT,jremmert-phytec-iot/RIOT,ks156/RIOT,Yonezawa-T2/RIOT,toonst/RIOT,FrancescoErmini/RIOT,alignan/RIOT,kerneltask/RIOT,rfuentess/RIOT,neumodisch/RIOT,kaspar030/RIOT,jfischer-phytec-iot/RIOT,biboc/RIOT,Josar/RIOT,roberthartung/RIOT,FrancescoErmini/RIOT,FrancescoErmini/RIOT,Hyungsin/RIOT-OS,hamilton-mote/RIOT-OS,RIOT-OS/RIOT,Yonezawa-T2/RIOT,authmillenon/RIOT,kerneltask/RIOT,smlng/RIOT,backenklee/RIOT,malosek/RIOT,plushvoxel/RIOT,mtausig/RIOT,immesys/RiSyn,jremmert-phytec-iot/RIOT,Ell-i/RIOT,rajma996/RIOT,authmillenon/RIOT,yogo1212/RIOT,neiljay/RIOT,altairpearl/RIOT,RBartz/RIOT,Ell-i/RIOT,plushvoxel/RIOT,d00616/RIOT,syin2/RIOT,kaleb-himes/RIOT,gautric/RIOT,gebart/RIOT,MohmadAyman/RIOT,Hyungsin/RIOT-OS,roberthartung/RIOT,stevenj/RIOT,basilfx/RIOT,plushvoxel/RIOT,wentaoshang/RIOT,zhuoshuguo/RIOT,rousselk/RIOT,shady33/RIOT,mfrey/RIOT,rajma996/RIOT,d00616/RIOT,rajma996/RIOT,yogo1212/RIOT,brettswann/RIOT,OTAkeys/RIOT,TobiasFredersdorf/RIOT,katezilla/RIOT,thomaseichinger/RIOT,josephnoir/RIOT,jremmert-phytec-iot/RIOT,RBartz/RIOT,cladmi/RIOT,mfrey/RIOT,smlng/RIOT,basilfx/RIOT,RBartz/RIOT,rajma996/RIOT,miri64/RIOT,gautric/RIOT,plushvoxel/RIOT,jremmert-phytec-iot/RIOT,jremmert-phytec-iot/RIOT,zhuoshuguo/RIOT,toonst/RIOT,dailab/RIOT,attdona/RIOT,backenklee/RIOT,smlng/RIOT,miri64/RIOT,malosek/RIOT,kb2ma/RIOT,avmelnikoff/RIOT,jbeyerstedt/RIOT-OTA-update,kerneltask/RIOT,Hyungsin/RIOT-OS,rakendrathapa/RIOT,binarylemon/RIOT,BytesGalore/RIOT,d00616/RIOT,biboc/RIOT,miri64/RIOT,attdona/RIOT,miri64/RIOT,backenklee/RIOT,katezilla/RIOT,neumodisch/RIOT,kYc0o/RIOT,neumodisch/RIOT,kaleb-himes/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,kYc0o/RIOT,foss-for-synopsys-dwc-arc-processors/RIOT,miri64/RIOT,authmillenon/RIOT,MohmadAyman/RIOT,shady33/RIOT,kaleb-himes/RIOT,OTAkeys/RIOT,basilfx/RIOT,tfar/RIOT,neumodisch/RIOT,mtausig/RIOT,authmillenon/RIOT,adjih/RIOT,beurdouche/RIOT,rousselk/RIOT,avmelnikoff/RIOT,OlegHahm/RIOT,dailab/RIOT,malosek/RIOT,cladmi/RIOT,neumodisch/RIOT,ant9000/RIOT,kbumsik/RIOT,binarylemon/RIOT,A-Paul/RIOT,katezilla/RIOT,LudwigKnuepfer/RIOT,josephnoir/RIOT,jfischer-phytec-iot/RIOT,asanka-code/RIOT,FrancescoErmini/RIOT,tfar/RIOT,syin2/RIOT,rousselk/RIOT,tfar/RIOT,beurdouche/RIOT,MohmadAyman/RIOT,Josar/RIOT,x3ro/RIOT,zhuoshuguo/RIOT,kerneltask/RIOT,brettswann/RIOT,RIOT-OS/RIOT,zhuoshuguo/RIOT,jbeyerstedt/RIOT-OTA-update,lazytech-org/RIOT,BytesGalore/RIOT,malosek/RIOT,smlng/RIOT,kaspar030/RIOT,adrianghc/RIOT,kYc0o/RIOT,binarylemon/RIOT,dailab/RIOT,jfischer-phytec-iot/RIOT,shady33/RIOT,A-Paul/RIOT,altairpearl/RIOT,thomaseichinger/RIOT,kb2ma/RIOT,rfuentess/RIOT,thomaseichinger/RIOT,x3ro/RIOT,josephnoir/RIOT,stevenj/RIOT,plushvoxel/RIOT,beurdouche/RIOT,gautric/RIOT,immesys/RiSyn,immesys/RiSyn,aeneby/RIOT,Hyungsin/RIOT-OS,LudwigOrtmann/RIOT,wentaoshang/RIOT,adjih/RIOT,RIOT-OS/RIOT,OlegHahm/RIOT,syin2/RIOT,stevenj/RIOT,lazytech-org/RIOT,altairpearl/RIOT,LudwigKnuepfer/RIOT,alignan/RIOT,Yonezawa-T2/RIOT,rajma996/RIOT,jbeyerstedt/RIOT-OTA-update,mfrey/RIOT,kbumsik/RIOT,attdona/RIOT,kerneltask/RIOT,mfrey/RIOT,x3ro/RIOT,jbeyerstedt/RIOT-OTA-update,gautric/RIOT,avmelnikoff/RIOT,OTAkeys/RIOT,biboc/RIOT,dkm/RIOT,katezilla/RIOT,syin2/RIOT,attdona/RIOT