fix: fix util import statement (#45104)

Co-authored-by: IsmailTlemcani <ismail.tlemcani@gmail.com>

client/gatsby-node.js

@@ -229,7 +229,7 @@ exports.onCreateWebpackConfig = ({ stage, actions }) => {
         path: require.resolve('path-browserify'),
         assert: require.resolve('assert'),
         crypto: require.resolve('crypto-browserify'),
-        util: false,
+        util: require.resolve('util/util'),
         buffer: require.resolve('buffer'),
         stream: require.resolve('stream-browserify'),
         process: require.resolve('process/browser')