Add missing export of hsa_signal_group_wait_any_relaxed.

Change-Id: Ia043c72234534c1ac7c0a0518b64e244fc116157


[ROCm/ROCR-Runtime commit: 2008af1899]

projects/rocr-runtime/runtime/hsa-runtime/core/hsacore.so.def

@@ -69,6 +69,7 @@ global:
 	hsa_signal_group_create;
 	hsa_signal_group_destroy;
 	hsa_signal_group_wait_any_scacquire;
+	hsa_signal_group_wait_any_relaxed;
 	hsa_signal_and_relaxed;
 	hsa_signal_and_scacquire;
 	hsa_signal_and_acquire;