[File locksmith]Add setting to show only in extended context menu (#26711)

* [File Locksmith] Move File Locksmith "What's using this file?" into the extended context menu

* [File Locksmith] Add FileLocksmithExt to directory background context menu

* [File Locksmith]
* Directory background right click crash fixed.
*Settings added.

* [File Locksmith] Remove uncessary things.

* [File Locksmith] Spell check correction

src/modules/FileLocksmith/FileLocksmithExt/Settings.h

@@ -25,6 +25,16 @@ public:
         Save();
     }
 
+    inline bool GetShowInExtendedContextMenu() const
+    {
+        return settings.showInExtendedContextMenu;
+    }
+
+    inline void SetExtendedContextMenuOnly(bool extendedOnly)
+    {
+        settings.showInExtendedContextMenu = extendedOnly;
+    }
+
     void Save();
     void Load();
 
@@ -32,6 +42,7 @@ private:
     struct Settings
     {
         bool enabled{ true };
+        bool showInExtendedContextMenu{ false };
     };
 
     void Reload();