platform.h cleanup

Signed-off-by: Esteban Papp <81431996+amznestebanpapp@users.noreply.github.com>

Code/Editor/Include/IObjectManager.h

@@ -14,6 +14,7 @@
 #include <AzCore/PlatformIncl.h>
 #include <CryCommon/platform.h>
 #include <CryCommon/Cry_Geo.h>
+#include <set>
 
 // forward declarations.
 class CEntityObject;

Code/Editor/Objects/ObjectLoader.h

@@ -15,6 +15,8 @@
 #include "Util/GuidUtil.h"
 #include "ErrorReport.h"
 
+#include <set>
+
 class CPakFile;
 class CErrorRecord;
 struct IObjectManager;

Code/Editor/Plugins/PerforcePlugin/PerforceSourceControl.cpp

@@ -9,6 +9,7 @@
 #include "CryFile.h"
 #include "PerforceSourceControl.h"
 #include "PasswordDlg.h"
+#include <CryCommon/CryThread.h>
 
 #include <QSettings>
 #include <QDir>