feat(configmanager): add XAML form views for all configuration sections

Add 7 form view pairs implementing the dark theme UI for ConfigManager:
- DataSyncFormView: Sync intervals, performance, and retention settings
- DataAccessFormView: Query timeouts and schema name configuration
- AuthFormView: Cookie name and expiration settings
- LdapFormView: Server URLs, directory structure, and dev options
- SearchFormView: Result limits and timeout configuration
- ExcelExportFormView: Sheet protection, format, timezone, and debug options
- PipelineFormView: Source/Destination/Schedules with collapsible Expanders

All views follow the dark theme colors from configmanager-ui-design.md:
- Background layers: #0D0F12, #151920, #232A35
- Text hierarchy: #E6EDF5, #9BA8B8, #5C6A7A
- Borders: #2D3540, #3D4550
- Accent: #5C9AFF

Task 25 of docs/plans/2026-01-19-configmanager-phases7-9.md

NEW/src/Utils/JdeScoping.ConfigManager/Views/Forms/SearchFormView.axaml.cs

@@ -0,0 +1,11 @@
+using Avalonia.Controls;
+
+namespace JdeScoping.ConfigManager.Views.Forms;
+
+public partial class SearchFormView : UserControl
+{
+    public SearchFormView()
+    {
+        InitializeComponent();
+    }
+}