message: Increase the size of some tests
  Summary: These tended to time out on my machine.
  Test Plan: They do not time out anymore.
  Reviewers: #tensorflow, #framework_ip_review_-_any_oss_or_third-party_code_use_has_been_approved, georgep
  Maniphest Tasks: T19261
diff: @@ -212,7 +212,7 @@ tf_py_test(
  tf_py_test(
  name = "dropout_test",
  - size = "small",
  + size = "medium",
  srcs = ["tests/dropout_test.py"],
  additional_deps = [
  "//tensorflow/compiler/plugin/poplar:test_utils_py",
  @@ -582,7 +582,7 @@ py_test(
  tf_py_test(
  name = "frontend_attributes_test",
  - size = "small",
  + size = "medium",
  srcs = ["tests/frontend_attributes_test.py"],
  additional_deps = [
  "//tensorflow/compiler/plugin/poplar:test_utils_py",
  @@ -595,7 +595,7 @@ tf_py_test(
  tf_py_test(
  name = "popnn_normalization_test",
  - size = "small",
  + size = "medium",
  srcs = ["tests/popnn_normalization_test.py"],
  additional_deps = [
  "//tensorflow/compiler/plugin/poplar:test_utils_py",
  @@ -691,7 +691,7 @@ tf_py_test(
  tf_py_test(
  name = "utils_test",
  - size = "small",
  + size = "medium",
  srcs = ["tests/utils_test.py"],
  additional_deps = [
  "//tensorflow:tensorflow_py",
  