chore: Bump version to 1.2.2 for Dark Mode Fixes release

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>

Author: sprobst76

pubspec.yaml

@@ -1,7 +1,7 @@
 name: kickr_trainer
 description: VibedKickr - Indoor Cycling Training & Smart Trainer Control
 publish_to: 'none'
-version: 1.1.0+2
+version: 1.2.2+3
 
 environment:
   sdk: '>=3.2.0 <4.0.0'