use pa_log_debug instead of pa_log, a little bit too noisy

src/module-xrdp-sink.c

@@ -319,14 +319,14 @@ static int data_send(struct userdata *u, pa_memchunk *chunk) {
         sink_socket = getenv("XRDP_PULSE_SINK_SOCKET");
         if (sink_socket == NULL || sink_socket[0] == '\0')
         {
-            pa_log("Could not obtain sink_socket from environment.");
+            pa_log_debug("Could not obtain sink_socket from environment.");
             /* usually it doesn't reach here. if the socket name is not given
                via environment variable, use hardcoded name as fallback */
             snprintf(sink_socket, bytes, "xrdp_chansrv_audio_out_socket_%d", u->display_num);
         }
         else
         {
-            pa_log("Obtained sink_socket from environment.");
+            pa_log_debug("Obtained sink_socket from environment.");
         }
         snprintf(s.sun_path, bytes, "%s/%s", socket_dir, sink_socket);
         pa_log_debug("trying to connect to %s", s.sun_path);