Add ASF CODE OF CONDUCT to CODE_OF_CONDUCT (#3577)
Add ASF CODE OF CONDUCT to CODE_OF_CONDUCT (#3577)


apache/incubator-shardingsphere,leeyazhou/sharding-jdbc,leeyazhou/sharding-jdbc,apache/incubator-shardingsphere,apache/incubator-shardingsphere,leeyazhou/sharding-jdbc,leeyazhou/sharding-jdbc,apache/incubator-shardingsphere