Skip long running tests with TurboFan and GC Stress.

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/559343004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23957 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/mjsunit/mjsunit.status

@@ -241,6 +241,8 @@
 
   # TODO(mstarzinger): Takes too long with TF.
   'array-sort': [PASS, NO_VARIANTS],
+  'compiler/osr-warm': [PASS, NO_VARIANTS],
+  'regress/regress-91008': [PASS, NO_VARIANTS],
 }],  # 'gc_stress == True'
 
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