Add process/browser to craco polyfill

Author: xyliew25

Diff for: craco.config.js

@@ -47,6 +47,7 @@ const cracoConfig = {
         'https': require.resolve('https-browserify'),
         'os': require.resolve('os-browserify/browser'),
         'path/posix': require.resolve('path-browserify'),
+        'process/browser': require.resolve('process/browser'),
         'stream': require.resolve('stream-browserify'),
         'timers': require.resolve('timers-browserify'),
         'url': require.resolve('url/')