renaming PCSAMPLE API as RESERVED1

Change-Id: I0f95e4be5b359dc36fc3542bf0e321094db78a79

test/MatrixTranspose_test/MatrixTranspose.cpp

@@ -374,7 +374,7 @@ void init_tracing() {
 #endif
   ROCTRACER_CALL(roctracer_enable_domain_activity(ACTIVITY_DOMAIN_HCC_OPS));
   // Enable PC sampling
-  ROCTRACER_CALL(roctracer_enable_op_activity(ACTIVITY_DOMAIN_HSA_OPS, HSA_OP_ID_PCSAMPLE));
+  ROCTRACER_CALL(roctracer_enable_op_activity(ACTIVITY_DOMAIN_HSA_OPS, HSA_OP_ID_RESERVED1));
   // Enable KFD API tracing
   ROCTRACER_CALL(roctracer_enable_domain_callback(ACTIVITY_DOMAIN_KFD_API, api_callback, NULL));
   // Enable rocTX