pkg/pkg.mk: Do not sign when applying patches
pkg/pkg.mk: Do not sign when applying patches

Disable signing every applied patches for user that have gpgsign by default.

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