update bench

Author: aditi-khare-mongoDB

test/benchmarks/mongoBench/suites/multiBench.js

@@ -151,7 +151,7 @@ function makeMultiBench(suite) {
         .setup(initCollection)
         .setup(makeLoadTweets(false))
         .task(async function () {
-          await this.collection.find({}).toArray();
+          await this.collection.find({ batchSize: 1000 }).toArray();
         })
         .teardown(dropDb)
         .teardown(disconnectClient)