Move FUSE unmount hook to its own installer

The hook prevents gvfsd-fuse from blocking suspend, not just
hibernation. Install it during the config phase so every system
gets it, not only those that run hibernation setup.

bin/omarchy-hibernation-setup

@@ -66,9 +66,6 @@ echo "HOOKS+=(resume)" | sudo tee "$MKINITCPIO_CONF" >/dev/null
 # Ensure keyboard backlight doesn't prevent sleep
 sudo cp -p "$OMARCHY_PATH/default/systemd/system-sleep/keyboard-backlight" /usr/lib/systemd/system-sleep/
 
-# Ensure gvfsd-fuse mounts don't prevent sleep
-sudo install -m 0755 -o root -g root "$OMARCHY_PATH/default/systemd/system-sleep/unmount-fuse" /usr/lib/systemd/system-sleep/
-
 # Add resume= kernel parameters so the initramfs resume hook knows where to find the
 # hibernation image. Without these, resume happens late (after GPU drivers load) and fails.
 RESUME_DROP_IN="/etc/limine-entry-tool.d/resume.conf"