Fix UKI signing in build script

build-uki.sh

@@ -18,7 +18,6 @@ $sudo objcopy \
   /usr/lib/systemd/boot/efi/linuxx64.efi.stub $path_to_uki
 
 # Sign UKI
-$sudo sbsign --key /etc/secureboot/keys/db/db.key --cert /etc/secureboot/keys/db/db.crt --output $path_to_uki \
-  $path_to_uki
+$sudo sbsign --key /etc/secureboot/full/db.key --cert /etc/secureboot/full/db.crt --output $path_to_uki $path_to_uki
 
 exit 0