Updated output public path to use root

no-issue

When installing this module in another project, we want to serve the
entire `dist` directory as-is, on whichever path we want, rather than
enforicing a /static after the relative part.

ghost/members-auth-pages/preact.config.js

@@ -11,7 +11,7 @@ export default function (config, env, helpers) {
     });
 
     if (env.production) {
-        config.output.publicPath = 'static/';
+        config.output.publicPath = '';
     } else {
         config.output.publicPath = 'http://localhost:8080/';
     }