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/ProjectSettingsScreen.h

@@ -13,6 +13,7 @@
 
 #if !defined(Q_MOC_RUN)
 #include <ScreenWidget.h>
+#include <ProjectInfo.h>
 #endif
 
 namespace Ui
@@ -30,6 +31,11 @@ namespace O3DE::ProjectManager
         ~ProjectSettingsScreen() = default;
         ProjectManagerScreen GetScreenEnum() override;
 
+        ProjectInfo GetProjectInfo();
+        void SetProjectInfo();
+
+        bool Validate();
+
     protected slots:
         void HandleGemsButton();