feat(example): fix circleci error

examples/basic/metro.config.js

@@ -27,4 +27,5 @@ module.exports = {
       ),
     ]),
   },
+  maxWorkers: 2,
 };

examples/basic/rn-cli.config.js

@@ -1,27 +0,0 @@
-/**
- * This file overrides metro config so
- */
-'use strict';
-
-const path = require('path');
-const blacklist = require('metro-config/src/defaults/blacklist');
-
-const reactNativeCameraRoot = path.resolve(__dirname, '..', '..');
-
-module.exports = {
-  transformer: {
-    getTransformOptions: async () => ({
-      transform: {
-        experimentalImportSupport: false,
-        inlineRequires: false,
-      },
-    }),
-  },
-  watchFolders: [path.resolve(__dirname, 'node_modules'), reactNativeCameraRoot],
-  resolver: {
-    blacklistRE: blacklist([
-      new RegExp(`${reactNativeCameraRoot}/examples/mlkit/.*`),
-      new RegExp(`${reactNativeCameraRoot}/node_modules/react-native/.*`),
-    ]),
-  },
-};