Always on top: window context menu to always on top (#45773)

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fix/what does it change/how was it tested (even manually, if necessary)?
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## Summary of the Pull Request

Add an option to enable inject a window context menu to always on top
this window.

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## PR Checklist

- [ ] Closes: #45638 #15387
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issues) -->
- [ ] **Communication:** I've discussed this with core contributors
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- [ ] **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
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- [ ] **Documentation updated:** If checked, please file a pull request
on [our docs
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and link it here: #xxx

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## Detailed Description of the Pull Request / Additional comments

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## Validation Steps Performed

https://github.com/user-attachments/assets/37eb3f74-1ccc-42f2-83c3-1100f55765ee

---------

Co-authored-by: Niels Laute <niels.laute@live.nl>

src/settings-ui/Settings.UI/Strings/en-us/Resources.resw

@@ -2958,6 +2958,12 @@ Right-click to remove the key combination, thereby deactivating the shortcut.</v
   <data name="AlwaysOnTop_Behavior_GroupSettings.Header" xml:space="preserve">
     <value>Appearance &amp; behavior</value>
   </data>
+  <data name="AlwaysOnTop_ContextMenuEnabled.Header" xml:space="preserve">
+    <value>Show Always on Top in the title bar context menu</value>
+  </data>
+  <data name="AlwaysOnTop_ContextMenuEnabled.Description" xml:space="preserve">
+    <value>Lets you turn Always on Top mode on or off from the window's title bar right-click menu</value>
+  </data>
   <data name="Shell_AlwaysOnTop.Content" xml:space="preserve">
     <value>Always On Top</value>
     <comment>{Locked}</comment>
@@ -2974,19 +2980,13 @@ Right-click to remove the key combination, thereby deactivating the shortcut.</v
     <value>Activation shortcut</value>
   </data>
   <data name="AlwaysOnTop_ActivationShortcut.Description" xml:space="preserve">
-    <value>Customize the shortcut to pin or unpin an app window and use the same modifier keys with + or − to adjust its transparency</value>
-  </data>
-  <data name="AlwaysOnTop_TransparencyInfo.Header" xml:space="preserve">
-    <value>Window transparency</value>
-  </data>
-  <data name="AlwaysOnTop_TransparencyInfo.Description" xml:space="preserve">
-    <value>Adjust the transparency of the focused window on top</value>
+    <value>Customize the shortcut to pin or unpin an app window</value>
   </data>
   <data name="AlwaysOnTop_IncreaseOpacity" xml:space="preserve">
-    <value>Press **{0}** to increase the window opacity</value>
+    <value>Press **{0}** to increase the opacity of the window</value>
   </data>
   <data name="AlwaysOnTop_DecreaseOpacity" xml:space="preserve">
-    <value>Press **{0}** to decrease the window opacity</value>
+    <value>Press **{0}** to decrease the opacity of the window</value>
   </data>
   <data name="Oobe_AlwaysOnTop.Title" xml:space="preserve">
     <value>Always On Top</value>
@@ -5815,4 +5815,4 @@ Text uses the current drawing color.</value>
   <data name="ZoomIt_Type_DemoSample.Text" xml:space="preserve">
     <value>Sample</value>
   </data>
-</root>
+</root>