message: Increase shard_count of tensorflow/python/estimator:estimator_test to avoid flaky asan timeouts
diff: @@ -489,6 +489,7 @@ py_library(
  py_test(
  name = "estimator_test",
  srcs = ["estimator_test.py"],
  + shard_count = 4,
  srcs_version = "PY2AND3",
  tags = ["notsan"], # b/67510291
  deps = [
  