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/NewProjectSettingsScreen.h

@@ -28,7 +28,6 @@ namespace O3DE::ProjectManager
         explicit NewProjectSettingsScreen(QWidget* parent = nullptr);
         ~NewProjectSettingsScreen() = default;
         ProjectManagerScreen GetScreenEnum() override;
-        QString GetNextButtonText() override;
 
         ProjectInfo GetProjectInfo();
         QString GetProjectTemplatePath();