disable mt streams tests (for now)

[ROCm/clr commit: efc9df8805]

projects/clr/hipamd/tests/src/CMakeLists.txt

@@ -153,8 +153,8 @@ make_test(hipMemset --N 256M  --memsetval 0xa6 )  # big copy
 make_test(hipGridLaunch " " )
 make_test(hipEnvVarDriver " " )
 make_test(hipPointerAttrib " " )
-make_test(hipMultiThreadStreams1 " " )
-make_test(hipMultiThreadStreams2 " " )
+#make_test(hipMultiThreadStreams1 " " )
+#make_test(hipMultiThreadStreams2 " " )
 make_test(hipMemcpy_simple  " " )
 make_named_test(hipMemcpy "hipMemcpy-modes" --tests 0x1 )
 make_named_test(hipMemcpy "hipMemcpy-size" --tests 0x6 )