Update runner.js

Author: ArtursKadikis

api/parts/jobs/runner.js

@@ -23,7 +23,7 @@ let leader, // leader doc
  */
 function setup() {
     if (!collection) {
-        common.db.createCollection(COLLECTION, (err, col) => {
+        common.db.createCollection(COLLECTION, (err) => {
             if (err) {
                 log.d('collection exists');
                 collection = common.db.collection(COLLECTION);
@@ -406,4 +406,4 @@ module.exports = {
 //         console.log('resolving');
 //         return new Promise(res => setTimeout(res, 10000 * Math.random()));
 //     }
-// });
+// });