Fixes #23215 - Keep original names in webpack bundle

Currently the webpack config is shortening the name of the js bundles
for plugins. E.g, foreman_remote_execution becomes remoteexecution, and
so on.
This becomes hard to deal with when we want to figure out which plugin...

Fixes #20559 - print rails log for test failures

Fixes #20312: Use bundler_ext in production for webpack plugin