message: Increase the number of shards for convolution_test
diff: @@ -868,7 +868,7 @@ xla_test(
  name = "convolution_test",
  timeout = "long",
  srcs = ["convolution_test.cc"],
  - shard_count = 25,
  + shard_count = 40,
  deps = CONVOLUTION_TEST_DEPS + [
  "@com_google_absl//absl/memory",
  "@com_google_absl//absl/strings",
  