Remove debug bits set in forbiddenBlock

Removing extra bits set in forbiddenBlock that seemed to be set for
debugging and are causing unexpected image formats to be used.

Change-Id: I29c9e319907027a2b0b6bf7c1c0c8558eb6a36f4
Signed-off-by: Chris Freehill <cfreehil@amd.com>

runtime/hsa-runtime/image/image_manager_nv.cpp

@@ -698,11 +698,6 @@ uint32_t ImageManagerNv::GetAddrlibSurfaceInfoNv(
       prefSettingsInput.forbiddenBlock.macroThick64KB = 1;
       prefSettingsInput.forbiddenBlock.micro = 1;
       prefSettingsInput.forbiddenBlock.var = 1;
-  } else {
-      // Debug setting, simplifies buffer alignment until language runtimes have official gfx10
-      // support.
-      prefSettingsInput.forbiddenBlock.macroThin64KB = 1;
-      prefSettingsInput.forbiddenBlock.macroThick64KB = 1;
   }
 
   // but don't ever allow the 256b swizzle modes