kfdtest: Re-blacklist KFDQMTest.MultipleCpQueuesStressDispatch on GFX11.

This test is still causing issue on GFX11.

Change-Id: I4c12e2a410598a7f820bee96eccac6fae9642208
Signed-off-by: David Belanger <david.belanger@amd.com>

tests/kfdtest/scripts/kfdtest.exclude

@@ -124,10 +124,12 @@ BLACKLIST_GFX10_NV2X=\
 "$BLACKLIST_GFX10:"\
 "KFDPerfCountersTest.*"
 
+# KFDQMTest.MultipleCpQueuesStressDispatch  - SWDEV-409990
 # KFDMemoryTest.FlatScratchAccess           - SWDEV-329877
 # KFDGWSTest.*: GFX11 will no longer use global wave sync
 BLACKLIST_GFX11=\
 "KFDQMTest.CreateAqlCpQueue:"\
+"KFDQMTest.MultipleCpQueuesStressDispatch:"\
 "KFDCWSRTest.InterruptRestore:"\
 "KFDPerfCountersTest.*:"\
 "KFDMemoryTest.FlatScratchAccess:"\