fix: axios error

Author: akvlad

lib/db/clickhouse.js

@@ -1374,7 +1374,8 @@ const rawRequest = async (query, data, database, config) => {
       (data ? `query=${encodeURIComponent(query)}` : null)
     ].filter(p => p)
     const url = `${getClickhouseUrl()}/${getParams.length ? `?${getParams.join('&')}` : ''}`
-    const config = {
+    config = {
+      ...(config || {}),
       method: 'post',
       url: url,
       data: data || query