fix(system): enable uwsm and fix session detection to allow VM login

- Enable programs.uwsm for session management.
- Improve SDDM theme session detection logic to be case-insensitive and more robust.
- Perform a global cleanup of 'Nnomarchy' and 'org.nnomarchy' typos across all scripts and configurations.

bin/wm/nomarchy-swayosd-brightness

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Display brightness level using SwayOSD on the current monitor.
-# Usage: nnomarchy-swayosd-brightness <percent>
+# Usage: nomarchy-swayosd-brightness <percent>
 
 percent="$1"