kfdtest: Add basic tests for XGMI SDMA queues

After XGMI SDMA queues were separated from regular SDMA queues, they
were not covered in the current tests. Add tests for them now.

Change-Id: I036e3ca5d583ab7f022a9dc6cda3ef867f4773a0
Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>

tests/kfdtest/scripts/kfdtest.exclude

@@ -18,6 +18,7 @@ FILTER[core_sws]=\
 "KFDQMTest.SubmitNopSdmaQueue:"\
 "KFDQMTest.SubmitPacketSdmaQueue:"\
 "KFDQMTest.AllSdmaQueues:"\
+"KFDQMTest.AllXgmiSdmaQueues:"\
 "KFDQMTest.AllQueues:"\
 "KFDEventTest.SignalEvent"