lavf/aviobuf: Increase Statistics verbosity to AV_LOG_VERBOSE.

libavformat/aviobuf.c

@@ -1202,9 +1202,9 @@ int avio_close(AVIOContext *s)
     av_freep(&s->opaque);
     av_freep(&s->buffer);
     if (s->write_flag)
-        av_log(s, AV_LOG_DEBUG, "Statistics: %d seeks, %d writeouts\n", s->seek_count, s->writeout_count);
+        av_log(s, AV_LOG_VERBOSE, "Statistics: %d seeks, %d writeouts\n", s->seek_count, s->writeout_count);
     else
-        av_log(s, AV_LOG_DEBUG, "Statistics: %"PRId64" bytes read, %d seeks\n", s->bytes_read, s->seek_count);
+        av_log(s, AV_LOG_VERBOSE, "Statistics: %"PRId64" bytes read, %d seeks\n", s->bytes_read, s->seek_count);
     av_opt_free(s);
 
     avio_context_free(&s);