LogToSderr by default in WebRTC tests

Printing logs to stderr helps debugging and investigating CQ failures.

Bug: webrtc:5996
Change-Id: I365ee0a0b3ff3d999f1a9a293d3c05bd75e5b999
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/138187
Reviewed-by: Oleh Prypin <oprypin@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Reviewed-by: Niels Moller <nisse@webrtc.org>
Commit-Queue: Anton Sukhanov <sukhanov@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28065}
diff --git a/test/test_main_lib.cc b/test/test_main_lib.cc
index dcc0749..0ab0ebd 100644
--- a/test/test_main_lib.cc
+++ b/test/test_main_lib.cc
@@ -66,7 +66,7 @@
 
 #endif
 
-WEBRTC_DEFINE_bool(logs, false, "print logs to stderr");
+WEBRTC_DEFINE_bool(logs, true, "print logs to stderr");
 WEBRTC_DEFINE_bool(verbose, false, "verbose logs to stderr");
 
 WEBRTC_DEFINE_string(