emb6_sock_udp: unify cppcheck-suppress reason with others
emb6_sock_udp: unify cppcheck-suppress reason with others

authmillenon/RIOT,ant9000/RIOT,ant9000/RIOT,lazytech-org/RIOT,yogo1212/RIOT,gebart/RIOT,mfrey/RIOT,josephnoir/RIOT,kYc0o/RIOT,ant9000/RIOT,mtausig/RIOT,authmillenon/RIOT,lazytech-org/RIOT,mfrey/RIOT,rfuentess/RIOT,BytesGalore/RIOT,smlng/RIOT,aeneby/RIOT,BytesGalore/RIOT,mtausig/RIOT,BytesGalore/RIOT,kaspar030/RIOT,biboc/RIOT,toonst/RIOT,RIOT-OS/RIOT,lazytech-org/RIOT,biboc/RIOT,mtausig/RIOT,miri64/RIOT,BytesGalore/RIOT,jasonatran/RIOT,OlegHahm/RIOT,A-Paul/RIOT,kYc0o/RIOT,RIOT-OS/RIOT,x3ro/RIOT,OlegHahm/RIOT,josephnoir/RIOT,smlng/RIOT,basilfx/RIOT,toonst/RIOT,toonst/RIOT,gebart/RIOT,BytesGalore/RIOT,x3ro/RIOT,rfuentess/RIOT,cladmi/RIOT,x3ro/RIOT,miri64/RIOT,miri64/RIOT,mfrey/RIOT,aeneby/RIOT,rfuentess/RIOT,ant9000/RIOT,OTAkeys/RIOT,cladmi/RIOT,A-Paul/RIOT,smlng/RIOT,jasonatran/RIOT,gebart/RIOT,miri64/RIOT,kaspar030/RIOT,cladmi/RIOT,yogo1212/RIOT,aeneby/RIOT,biboc/RIOT,RIOT-OS/RIOT,smlng/RIOT,kYc0o/RIOT,basilfx/RIOT,OlegHahm/RIOT,smlng/RIOT,mtausig/RIOT,RIOT-OS/RIOT,basilfx/RIOT,OlegHahm/RIOT,miri64/RIOT,lazytech-org/RIOT,ant9000/RIOT,A-Paul/RIOT,kaspar030/RIOT,toonst/RIOT,yogo1212/RIOT,mfrey/RIOT,A-Paul/RIOT,gebart/RIOT,basilfx/RIOT,OTAkeys/RIOT,authmillenon/RIOT,cladmi/RIOT,kaspar030/RIOT,toonst/RIOT,authmillenon/RIOT,gebart/RIOT,mtausig/RIOT,josephnoir/RIOT,RIOT-OS/RIOT,yogo1212/RIOT,OTAkeys/RIOT,jasonatran/RIOT,yogo1212/RIOT,x3ro/RIOT,biboc/RIOT,rfuentess/RIOT,josephnoir/RIOT,aeneby/RIOT,mfrey/RIOT,rfuentess/RIOT,authmillenon/RIOT,josephnoir/RIOT,kYc0o/RIOT,yogo1212/RIOT,x3ro/RIOT,OTAkeys/RIOT,jasonatran/RIOT,biboc/RIOT,basilfx/RIOT,kYc0o/RIOT,aeneby/RIOT,lazytech-org/RIOT,authmillenon/RIOT,OlegHahm/RIOT,jasonatran/RIOT,OTAkeys/RIOT,A-Paul/RIOT,kaspar030/RIOT,cladmi/RIOT