Reduce log amount when running stats tests.

Bug: none
Change-Id: Icd914ae909f2ea1853cc58f6217933f8d320ceb6
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/250162
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Auto-Submit: Tomas Gunnarsson <tommi@webrtc.org>
Commit-Queue: Tomas Gunnarsson <tommi@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#35884}
diff --git a/pc/rtc_stats_collector.cc b/pc/rtc_stats_collector.cc
index ca1671a..a60972a 100644
--- a/pc/rtc_stats_collector.cc
+++ b/pc/rtc_stats_collector.cc
@@ -974,7 +974,7 @@
         if (sender_info) {
           voice_sender_info = sender_info;
         } else {
-          RTC_LOG(LS_INFO)
+          RTC_DLOG(LS_INFO)
               << "RTCStatsCollector: No voice sender info for sender with ssrc "
               << sender->ssrc();
         }
@@ -1002,8 +1002,8 @@
         if (sender_info) {
           video_sender_info = sender_info;
         } else {
-          RTC_LOG(LS_INFO) << "No video sender info for sender with ssrc "
-                           << sender->ssrc();
+          RTC_DLOG(LS_INFO)
+              << "No video sender info for sender with ssrc " << sender->ssrc();
         }
       }
       std::unique_ptr<RTCMediaStreamTrackStats> video_track_stats =