Fix coverity issue:

* CID 332682: Resource leak
* CID 350607: Resource leak
* CID 332677: Resource leak

src/Mod/Path/App/AppPathPy.cpp

@@ -430,7 +430,7 @@ private:
 
 PyObject* initModule()
 {
-    return (new Module)->module().ptr();
+    return Base::Interpreter().addModule(new Module);
 }
 
 } // namespace Path

src/Mod/Path/Gui/AppPathGuiPy.cpp

@@ -34,6 +34,7 @@
 #include <Base/Console.h>
 #include <Base/VectorPy.h>
 #include <Base/FileInfo.h>
+#include <Base/Interpreter.h>
 
 #include <App/Application.h>
 #include <App/Document.h>
@@ -287,7 +288,7 @@ private:
 
 PyObject* initModule()
 {
-    return (new Module)->module().ptr();
+    return Base::Interpreter().addModule(new Module);
 }
 
 } // namespace PathGui

src/Mod/Path/PathSimulator/App/AppPathSimulator.cpp

@@ -53,7 +53,7 @@ private:
 
 PyObject* initModule()
 {
-    return (new Module)->module().ptr();
+    return Base::Interpreter().addModule(new Module);
 }