Project Manager Projects Screen Dynamically Shows Projects Loaded from O3DE (#873)

* Projects Home Screen Dynamically displays Projects from O3DE and can open Project settings editor

* Seperated out CreateProjectCtrl and UpdateProjectCtrl

* Moved source level statics back into class headers

* Updated background image location

Code/Tools/ProjectManager/Source/ScreenWidget.h

@@ -41,15 +41,12 @@ namespace O3DE::ProjectManager
         {
             return true;
         }
-        virtual QString GetNextButtonText()
-        {
-            return "Next";
-        }
 
     signals:
         void ChangeScreenRequest(ProjectManagerScreen screen);
         void GotoPreviousScreenRequest();
         void ResetScreenRequest(ProjectManagerScreen screen);
+        void NotifyCurrentProject(const QString& projectPath);
     };
 
 } // namespace O3DE::ProjectManager