[Workspaces] fix hotkey behavior (#34497)

* [Workspaces] re-implementing hotkey handling

* [Workspaces] fix interop reference

* Reimplement message sending

* cleanup

* Do not recreate event

* bring back minimized logic

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Co-authored-by: Stefan Markovic <stefan@janeasystems.com>

src/common/interop/Constants.h

@@ -41,6 +41,7 @@ namespace winrt::PowerToys::Interop::implementation
         static hstring ShowEnvironmentVariablesSharedEvent();
         static hstring ShowEnvironmentVariablesAdminSharedEvent();
         static hstring WorkspacesLaunchEditorEvent();
+        static hstring WorkspacesHotkeyEvent();
     };
 }