Apply code style formatting and restore partial modifiers on Avalonia views

Linter/formatter pass across the full codebase. Restores required partial
keyword on AXAML code-behind classes that the formatter incorrectly removed.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/ZB.MOM.WW.LmxOpcUa.Client.UI/Views/AlarmsView.axaml.cs

@@ -8,4 +8,4 @@ public partial class AlarmsView : UserControl
     {
         InitializeComponent();
     }
-}
+}