I think multiple gems may be preventing server debugging

Without this it risks some bundler dependencies being installed in the user-home which then get handled differently for Dockerfiles that inherit this one

Theo Cushion authored 1 year ago and Tobias Glazebrook committed 1 year ago

This reverts commit 2d062910.

This will stop then being cleaned up bundler when used in an app image. If they are specified in the apps Gemfile, then they will not get cleaned up but `nexus bu` will fail as the gems are not public.