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/hardware/nomarchy-brightness-keyboard

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Adjust keyboard backlight brightness using available steps.
-# Usage: nnomarchy-brightness-keyboard <up|down|cycle>
+# Usage: nomarchy-brightness-keyboard <up|down|cycle>
 
 direction="${1:-up}"
 
@@ -39,4 +39,4 @@ brightnessctl -d "$device" set "$new_brightness" >/dev/null
 
 # Use SwayOSD to display the new brightness setting.
 percent=$((new_brightness * 100 / max_brightness))
-nnomarchy-swayosd-kbd-brightness "$percent"
+nomarchy-swayosd-kbd-brightness "$percent"