message: ci: increase timeout for a few //test/common/stats:... tests.
  Those tests occasionally timeout on istio/envoy CI.
diff: @@ -122,6 +122,7 @@ envoy_cc_test(
  envoy_cc_test(
  name = "symbol_table_impl_test",
  + size = "large",
  srcs = ["symbol_table_impl_test.cc"],
  external_deps = ["abseil_hash_testing"],
  deps = [
  @@ -190,6 +191,7 @@ envoy_cc_test(
  envoy_cc_test(
  name = "thread_local_store_test",
  + size = "large",
  srcs = ["thread_local_store_test.cc"],
  deps = [
  ":stat_test_utility_lib",
  