benchmark: calibrate util.type-check

According to nodejs/performance#186
this benchmark takes 0.28 minute to run a single run.
So using calibrate-n script it suggests reduce it from 1e6 to 1e3

Author: brunocroh

benchmark/util/type-check.js

@@ -9,30 +9,34 @@ const int32Array = new Int32Array(arrayBuffer);
 
 const args = {
   ArrayBufferView: {
-    'true': dataView,
+    true: dataView,
     'false-primitive': true,
     'false-object': arrayBuffer,
   },
   TypedArray: {
-    'true': int32Array,
+    true: int32Array,
     'false-primitive': true,
     'false-object': arrayBuffer,
   },
   Uint8Array: {
-    'true': uint8Array,
+    true: uint8Array,
     'false-primitive': true,
     'false-object': int32Array,
   },
 };
 
-const bench = common.createBenchmark(main, {
-  type: Object.keys(args),
-  version: ['native', 'js'],
-  argument: ['true', 'false-primitive', 'false-object'],
-  n: [1e6],
-}, {
-  flags: ['--expose-internals', '--no-warnings'],
-});
+const bench = common.createBenchmark(
+  main,
+  {
+    type: Object.keys(args),
+    version: ['native', 'js'],
+    argument: ['true', 'false-primitive', 'false-object'],
+    n: [1000],
+  },
+  {
+    flags: ['--expose-internals', '--no-warnings'],
+  },
+);
 
 function main({ type, argument, version, n }) {
   const util = common.binding('util');