Only promote firmware during kernel transitions

install/config/hardware/intel/sof-firmware.sh

@@ -3,11 +3,7 @@
 # the DSP; without it the DSP fails to boot and PipeWire exposes only a Dummy
 # Output sink. This affects Arrow Lake, Meteor Lake, Tiger Lake, Alder Lake,
 # Wildcat Lake, Panther Lake, and similar platforms.
-#
-# Mark the package explicit so the orphan sweep cannot remove firmware that was
-# originally installed as a linux-ptl dependency.
 
 if omarchy-hw-intel-sof; then
   omarchy-pkg-add sof-firmware
-  sudo pacman -D --asexplicit sof-firmware >/dev/null
 fi