tests: blacklist esp8266 based boards
tests: blacklist esp8266 based boards

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