SWDEV-485179 - Revert "SWDEV-459254 - Overwrite cacheline size to 256 for gfx12, as it is used for kernarg alignment."

This reverts commit 1f63650bf96e01e48f879aa58b80e2130dd4a567.

Reason for revert: <INSERT REASONING HERE>

Change-Id: I6d7ed87c09d9b77116548dce1f30ac4711c2c09d

rocclr/device/rocm/rocdevice.cpp

@@ -1214,11 +1214,6 @@ bool Device::populateOCLDeviceConstants() {
   }
   assert(info_.globalMemCacheLineSize_ > 0);
 
-  // override cache line size to 256 for gfx12, as it is used for kern arg alignment.
-  if ((isa().versionMajor() >= 12) && (info_.globalMemCacheLineSize_ < 256)) {
-    info_.globalMemCacheLineSize_ = 256;
-  }
-
   uint32_t cachesize[4] = {0};
   if (HSA_STATUS_SUCCESS !=
       hsa_agent_get_info(bkendDevice_, HSA_AGENT_INFO_CACHE_SIZE, cachesize)) {