CmdPal: Remove subtitle from all built-in top level commands (#44621)

## Summary of the Pull Request

This PR removes subtitles from all built-in top-level commands, except
for fallbacks, apps, and bookmarks.

<img width="885" height="987" alt="image"
src="https://github.com/user-attachments/assets/4da7377d-2c86-4658-a96b-33a881333639"
/>

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## PR Checklist

- [ ] Closes: #xxx
<!-- - [ ] Closes: #yyy (add separate lines for additional resolved
issues) -->
- [ ] **Communication:** I've discussed this with core contributors
already. If the work hasn't been agreed, this work might be rejected
- [ ] **Tests:** Added/updated and all pass
- [ ] **Localization:** All end-user-facing strings can be localized
- [ ] **Dev docs:** Added/updated
- [ ] **New binaries:** Added on the required places
- [ ] [JSON for
signing](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ESRPSigning_core.json)
for new binaries
- [ ] [WXS for
installer](https://github.com/microsoft/PowerToys/blob/main/installer/PowerToysSetup/Product.wxs)
for new binaries and localization folder
- [ ] [YML for CI
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ci/templates/build-powertoys-steps.yml)
for new test projects
- [ ] [YML for signed
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/release.yml)
- [ ] **Documentation updated:** If checked, please file a pull request
on [our docs
repo](https://github.com/MicrosoftDocs/windows-uwp/tree/docs/hub/powertoys)
and link it here: #xxx

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or any additional comments/features here -->
## Detailed Description of the Pull Request / Additional comments

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wherever possible, but list manual validation steps taken as well -->
## Validation Steps Performed

src/modules/cmdpal/ext/Microsoft.CmdPal.Ext.Calc/CalculatorCommandProvider.cs

@@ -15,7 +15,6 @@ public partial class CalculatorCommandProvider : CommandProvider
     private static ISettingsInterface settings = new SettingsManager();
     private readonly ListItem _listItem = new(new CalculatorListPage(settings))
     {
-        Subtitle = Resources.calculator_top_level_subtitle,
         MoreCommands = [new CommandContextItem(((SettingsManager)settings).Settings.SettingsPage)],
     };
 

src/modules/cmdpal/ext/Microsoft.CmdPal.Ext.ClipboardHistory/ClipboardHistoryCommandsProvider.cs

@@ -19,7 +19,6 @@ public partial class ClipboardHistoryCommandsProvider : CommandProvider
         _clipboardHistoryListItem = new ListItem(new ClipboardHistoryListPage(_settingsManager))
         {
             Title = Properties.Resources.list_item_title,
-            Subtitle = Properties.Resources.list_item_subtitle,
             Icon = Icons.ClipboardListIcon,
             MoreCommands = [
                 new CommandContextItem(_settingsManager.Settings.SettingsPage),

src/modules/cmdpal/ext/Microsoft.CmdPal.Ext.RemoteDesktop/RemoteDesktopCommandProvider.cs

@@ -31,7 +31,6 @@ public partial class RemoteDesktopCommandProvider : CommandProvider
 
         listPageCommand = new CommandItem(listPage)
         {
-            Subtitle = Resources.remotedesktop_subtitle,
             Icon = Icons.RDPIcon,
             MoreCommands = [
                 new CommandContextItem(settingsManager.Settings.SettingsPage),

src/modules/cmdpal/ext/Microsoft.CmdPal.Ext.Shell/ShellCommandsProvider.cs

@@ -39,7 +39,6 @@ public partial class ShellCommandsProvider : CommandProvider
         {
             Icon = Icons.RunV2Icon,
             Title = Resources.shell_command_name,
-            Subtitle = Resources.cmd_plugin_description,
             MoreCommands = [
                 new CommandContextItem(Settings.SettingsPage),
             ],

src/modules/cmdpal/ext/Microsoft.CmdPal.Ext.TimeDate/TimeDateCommandsProvider.cs

@@ -28,7 +28,6 @@ public sealed partial class TimeDateCommandsProvider : CommandProvider
         {
             Icon = _timeDateExtensionPage.Icon,
             Title = Resources.Microsoft_plugin_timedate_plugin_name,
-            Subtitle = GetTranslatedPluginDescription(),
             MoreCommands = [new CommandContextItem(_settingsManager.Settings.SettingsPage)],
         };
 

src/modules/cmdpal/ext/Microsoft.CmdPal.Ext.WindowWalker/WindowWalkerCommandsProvider.cs

@@ -26,7 +26,6 @@ public partial class WindowWalkerCommandsProvider : CommandProvider
         _windowWalkerPageItem = new CommandItem(new WindowWalkerListPage())
         {
             Title = Resources.window_walker_top_level_command_title,
-            Subtitle = Resources.windowwalker_name,
             MoreCommands = [
                 new CommandContextItem(Settings.SettingsPage),
             ],

src/modules/cmdpal/ext/Microsoft.CmdPal.Ext.WindowsSettings/WindowsSettingsCommandsProvider.cs

@@ -30,7 +30,6 @@ public sealed partial class WindowsSettingsCommandsProvider : CommandProvider
         _searchSettingsListItem = new CommandItem(new WindowsSettingsListPage(_windowsSettings))
         {
             Title = Resources.settings_title,
-            Subtitle = Resources.settings_subtitle,
         };
         _fallback = new(_windowsSettings);