message: Fix flaky test time-outs for dnn_test and rnn_test.
diff: @@ -77,6 +77,7 @@ py_test(
  tags = [
  "no_pip",
  "notsan",
  + "optonly", # times out http://b/79220679
  ],
  deps = [
  ":dnn",
  @@ -450,6 +451,7 @@ py_test(
  "no_pip",
  "noasan", # times out
  "notsan",
  + "optonly", # times out http://b/79220679
  ],
  deps = [
  ":head",
  