[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.idl

@@ -38,6 +38,7 @@ namespace PowerToys
             static String ShowEnvironmentVariablesSharedEvent();
             static String ShowEnvironmentVariablesAdminSharedEvent();
             static String WorkspacesLaunchEditorEvent();
+            static String WorkspacesHotkeyEvent();
         }
     }
 }