fix: 🐛 stop removing uki uefi boot entries if deactivated

src/snap-pac-uki.fish

@@ -163,9 +163,11 @@ function main
                     echo "  -> cleaning uki and boot entry for removed snapshot $uki"
                     rm "$CFG_UKI_DIR/arch-linux-$uki.efi"
 
+                    if test "$CFG_EFI" = "yes"
                         efibootmgr -q -b (efibootmgr -v | rg "arch-linux-$uki.efi" | sed "s/\*//;s/Boot0*\(.*\) Arch .*/\1/") -B
                     end
                 end
+            end
 
         case "*"
             error "unknown command"