SWDEV-1 - Disable OCLAtomicCounter for now

OCLAtomicCounter should only be run when the compiler is HSAIL.

Change-Id: I862e23b22157d2c25bc5697fa58079c78040f5f5


[ROCm/clr commit: a3fe0fafe2]

projects/clr/opencl/tests/ocltst/module/runtime/oclruntime.exclude

@@ -8,3 +8,5 @@ OCLRegionDeviceQueries
 
 OCLDynamic
 OCLDynamicBLines
+
+OCLAtomicCounter