Demotes noisy QUIC_LOGs to QUIC_DLOG.

PiperOrigin-RevId: 324909336
Change-Id: Ia73e43b4622111bb6d10a5086b36fa9b30620e19

quic/core/tls_server_handshaker.cc

diff --git a/quic/core/tls_server_handshaker.cc b/quic/core/tls_server_handshaker.cc
index 518632d..2c7c77e 100644
--- a/quic/core/tls_server_handshaker.cc
+++ b/quic/core/tls_server_handshaker.cc
@@ -394,7 +394,7 @@
     return;
   }
 
-  QUIC_LOG(INFO) << "Server: handshake finished";
+  QUIC_DLOG(INFO) << "Server: handshake finished";
   state_ = STATE_HANDSHAKE_COMPLETE;
   one_rtt_keys_available_ = true;
 
@@ -566,8 +566,8 @@
     return SSL_TLSEXT_ERR_ALERT_FATAL;
   }
 
-  QUIC_LOG(INFO) << "Set " << chain->certs.size() << " certs for server "
-                 << "with hostname " << hostname_;
+  QUIC_DLOG(INFO) << "Set " << chain->certs.size() << " certs for server "
+                  << "with hostname " << hostname_;
   return SSL_TLSEXT_ERR_OK;
 }