SWDEV-368235 - Remove obsolete env variables

Change-Id: I7e14d53297e79e2f68b3a6cc40251ad7db9eb5ab


[ROCm/clr commit: 7b50c935f8]

projects/clr/rocclr/device/device.cpp

@@ -798,17 +798,6 @@ Settings::Settings() : value_(0) {
   commandQueues_ = 200;  //!< Field value set to maximum number
                          //!< concurrent Virtual GPUs for default
 
-  overrideLclSet = (!flagIsDefault(GPU_MAX_WORKGROUP_SIZE)) ? 1 : 0;
-  overrideLclSet |=
-      (!flagIsDefault(GPU_MAX_WORKGROUP_SIZE_2D_X) || !flagIsDefault(GPU_MAX_WORKGROUP_SIZE_2D_Y))
-      ? 2
-      : 0;
-  overrideLclSet |=
-      (!flagIsDefault(GPU_MAX_WORKGROUP_SIZE_3D_X) || !flagIsDefault(GPU_MAX_WORKGROUP_SIZE_3D_Y) ||
-       !flagIsDefault(GPU_MAX_WORKGROUP_SIZE_3D_Z))
-      ? 4
-      : 0;
-
   fenceScopeAgent_ = AMD_OPT_FLUSH;
   if (amd::IS_HIP) {
     if (flagIsDefault(GPU_SINGLE_ALLOC_PERCENT)) {