[Modules] Fixed mistake in closeMe signal

- I cannot use a shared_ptr for this call since I cannot use a shared_ptr
instance of "this" pointer

src/shared/Modules/Module.h

@@ -58,7 +58,7 @@ public slots:
 
 signals:
     void replaceMe(const Module* oldModule, std::shared_ptr<Module> newModule);
-    void closeMe(std::shared_ptr<Module> thisModule);
+    void closeMe(Module* thisModule);
 
 protected:
     ModuleId id;