Add AZ_BUDGET_DEFINE/AZ_BUDGET_DECLARE and remove driller

NOTE: The memory driller is still intact for now to avoid needing to
modify allocators, but the frame/cpu portions of driller and the
standalone executable are now gone.

Signed-off-by: Jeremy Ong <jcong@amazon.com>

Code/Editor/Viewport.cpp

@@ -400,7 +400,6 @@ void QtViewport::UpdateContent(int flags)
 //////////////////////////////////////////////////////////////////////////
 void QtViewport::Update()
 {
-    FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
     m_viewportUi.Update();
 
     m_bAdvancedSelectMode = false;
@@ -1436,9 +1435,6 @@ bool QtViewport::MouseCallback(EMouseEvent event, const QPoint& point, Qt::Keybo
 //////////////////////////////////////////////////////////////////////////
 void QtViewport::ProcessRenderLisneters(DisplayContext& rstDisplayContext)
 {
-    FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
-
-
     size_t nCount(0);
     size_t nTotal(0);