[pgAdmin4][Patch]: Remove webpack plugin hardSourceWebpackPlugin from the production environment

[Khushboo Vashi]

Hi,

Please find the attached patch to remove webpack plugin
hardSourceWebpackPlugin from the production environment.

Thanks,
Khushboo

diff --git a/web/webpack.config.js b/web/webpack.config.js
index b989a4c..84f8466 100644
--- a/web/webpack.config.js
+++ b/web/webpack.config.js
@@ -324,7 +324,6 @@ module.exports = {
     uglifyPlugin,
     optimizeAssetsPlugin,
     definePlugin,
-    hardSourceWebpackPlugin,
     sourceMapDevToolPlugin,
   ]: [
     extractSass,