Reduce log level of Opus bitrate.

Bug: None
Change-Id: Iab815dbbc12bf1ca2c1cc87acb0765e2ccade591
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/157895
Reviewed-by: Sami Kalliomäki <sakal@webrtc.org>
Commit-Queue: Minyue Li <minyue@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29570}
diff --git a/modules/audio_coding/codecs/opus/audio_encoder_opus.cc b/modules/audio_coding/codecs/opus/audio_encoder_opus.cc
index 831bc23..886bb09 100644
--- a/modules/audio_coding/codecs/opus/audio_encoder_opus.cc
+++ b/modules/audio_coding/codecs/opus/audio_encoder_opus.cc
@@ -745,7 +745,7 @@
                       config.sample_rate_hz));
   const int bitrate = GetBitrateBps(config);
   RTC_CHECK_EQ(0, WebRtcOpus_SetBitRate(inst_, bitrate));
-  RTC_LOG(LS_INFO) << "Set Opus bitrate to " << bitrate << " bps.";
+  RTC_LOG(LS_VERBOSE) << "Set Opus bitrate to " << bitrate << " bps.";
   if (config.fec_enabled) {
     RTC_CHECK_EQ(0, WebRtcOpus_EnableFec(inst_));
   } else {