[build] missed adding mongodb log

Author: tstack

test/Makefile.am

@@ -372,6 +372,7 @@ dist_noinst_DATA = \
 	logfile_invalid_json.json \
 	logfile_invalid_json2.json \
 	logfile_mixed_json2.json \
+	logfile_mongodb.0 \
 	logfile_mux_zookeeper.0 \
 	logfile_invalid_utf8.0 \
 	logfile_java.0 \