Adjust mock to reflect interface change in entity repository

MantleAPI/test/MantleAPI/Test/test_utils.h

@@ -238,12 +238,12 @@ class MockEntityRepository : public mantle_api::IEntityRepository
 
     MOCK_METHOD(mantle_api::IStaticObject&,
                 Create,
-                (const std::string& name, const mantle_api::StaticObjectProperties& properties),
+                (const std::string& name, std::unique_ptr<mantle_api::StaticObjectProperties> properties),
                 (override));
 
     mantle_api::IStaticObject& Create(mantle_api::UniqueId id,
                                       const std::string& name,
-                                      const mantle_api::StaticObjectProperties& properties) override
+                                      std::unique_ptr<mantle_api::StaticObjectProperties> properties) override
     {
         std::ignore = id;
         std::ignore = name;