Revert https related changes to webpack config

This removes the ability to start webpack dev server with https
configured. If we want https and webpack to work together in the GDK, we
can simply proxy it through NGINX, which is how we currently do https in
the GDK:
https://gitlab.com/gitlab-org/gitlab-development-kit/-/merge_requests/2437

config/webpack.config.js

@@ -40,13 +40,7 @@ const CACHE_PATH = process.env.WEBPACK_CACHE_PATH || path.join(ROOT_PATH, 'tmp/c
 const IS_PRODUCTION = process.env.NODE_ENV === 'production';
 const IS_DEV_SERVER = process.env.WEBPACK_SERVE === 'true';
 
-const {
-  DEV_SERVER_HOST,
-  DEV_SERVER_PUBLIC_ADDR,
-  DEV_SERVER_TYPE,
-  DEV_SERVER_SSL_KEY,
-  DEV_SERVER_SSL_CERT,
-} = process.env;
+const { DEV_SERVER_HOST, DEV_SERVER_PUBLIC_ADDR } = process.env;
 const DEV_SERVER_PORT = parseInt(process.env.DEV_SERVER_PORT, 10);
 const DEV_SERVER_ALLOWED_HOSTS =
   process.env.DEV_SERVER_ALLOWED_HOSTS && process.env.DEV_SERVER_ALLOWED_HOSTS.split(',');
@@ -724,13 +718,6 @@ module.exports = {
     client: {
       ...(DEV_SERVER_PUBLIC_ADDR ? { webSocketURL: DEV_SERVER_PUBLIC_ADDR } : {}),
     },
-    server: {
-      type: DEV_SERVER_TYPE || 'http',
-      options: {
-        key: DEV_SERVER_SSL_KEY,
-        cert: DEV_SERVER_SSL_CERT,
-      },
-    },
   },
 
   devtool: NO_SOURCEMAPS ? false : devtool,