refactor(lodash): remove zipWith (#2459)

* refactor(lodash): remove zipWith

IFW-737

* chore: add comment back

packages/react-instantsearch-dom/src/core/createInstantSearchServer.js

@@ -1,4 +1,4 @@
-import { isEmpty, zipWith } from 'lodash';
+import { isEmpty } from 'lodash';
 import React, { Component } from 'react';
 import { renderToString } from 'react-dom/server';
 import PropTypes from 'prop-types';
@@ -81,16 +81,14 @@ const multiIndexSearch = (
     })
   );
 
+  // We attach `indexId` on the results to be able to reconstruct the
+  // object client side. We cannot rely on `state.index` anymore because
+  // we may have multiple times the same index.
   return Promise.all(search).then(results =>
-    zipWith([indexName, ...indexIds], results, (indexId, result) =>
-      // We attach `indexId` on the results to be able to reconstruct the
-      // object client side. We cannot rely on `state.index` anymore because
-      // we may have multiple times the same index.
-      ({
-        ...result,
-        _internalIndexId: indexId,
-      })
-    )
+    [indexName, ...indexIds].map((indexId, i) => ({
+      ...results[i],
+      _internalIndexId: indexId,
+    }))
   );
 };