message: Reduce resolution and bitrates of smoke test
  The high bitrate smoketest is flaky on some platforms,
  this CL reduces the resolution and bitrates to make it less
  flaky.
  Cr-Commit-Position: refs/heads/master@{#29268}
diff: @@ -297,13 +297,13 @@ TEST_F(PeerConnectionE2EQualityTestSmokeTest, MAYBE_HighBitrate) {
  "smoke", run_params,
  [](PeerConfigurer* alice) {
  PeerConnectionInterface::BitrateParameters bitrate_params;
  - bitrate_params.current_bitrate_bps = 4000000;
  - bitrate_params.max_bitrate_bps = 8000000;
  + bitrate_params.current_bitrate_bps = 3'000'000;
  + bitrate_params.max_bitrate_bps = 3'000'000;
  alice->SetBitrateParameters(bitrate_params);
  - VideoConfig video(1920, 1080, 30);
  + VideoConfig video(800, 600, 30);
  video.stream_label = "alice-video";
  - video.min_encode_bitrate_bps = 3000000;
  - video.max_encode_bitrate_bps = 6000000;
  + video.min_encode_bitrate_bps = 500'000;
  + video.max_encode_bitrate_bps = 3'000'000;
  alice->AddVideoConfig(std::move(video));
  AudioConfig audio;
  @@ -316,13 +316,13 @@ TEST_F(PeerConnectionE2EQualityTestSmokeTest, MAYBE_HighBitrate) {
  },
  [](PeerConfigurer* bob) {
  PeerConnectionInterface::BitrateParameters bitrate_params;
  - bitrate_params.current_bitrate_bps = 4000000;
  - bitrate_params.max_bitrate_bps = 8000000;
  + bitrate_params.current_bitrate_bps = 3'000'000;
  + bitrate_params.max_bitrate_bps = 3'000'000;
  bob->SetBitrateParameters(bitrate_params);
  - VideoConfig video(1920, 1080, 30);
  + VideoConfig video(800, 600, 30);
  video.stream_label = "bob-video";
  - video.min_encode_bitrate_bps = 3000000;
  - video.max_encode_bitrate_bps = 6000000;
  + video.min_encode_bitrate_bps = 500'000;
  + video.max_encode_bitrate_bps = 3'000'000;
  bob->AddVideoConfig(std::move(video));
  AudioConfig audio;
  