Problems running setupmymac --docker

So when running setupmymac for docker, this also seems to fail:

```
Traceback (most recent call last):
2: from /usr/bin/bundle2.7:23:in `'
1: from /usr/lib/ruby/2.7.0/rubygems.rb:294:in `activate_bin_path'
/usr/lib/ruby/2.7.0/rubygems.rb:275:in `find_spec_for_exe': Could not find 'bundler' (1.17.2) required by your /srv/whimsy/tools/Gemfile.lock. (Gem::GemNotFoundException)
To update to the latest version installed on your system, run `bundle update --bundler`.
To install the missing version, run `gem install bundler:1.17.2`
rake aborted!
system!() failed!
/srv/whimsy/rakefile:14:in `system!'
/srv/whimsy/rakefile:96:in `block (3 levels) in '
/srv/whimsy/rakefile:84:in `chdir'
/srv/whimsy/rakefile:84:in `block (2 levels) in '
/srv/whimsy/rakefile:83:in `each'
/srv/whimsy/rakefile:83:in `block in '
/var/lib/gems/2.7.0/gems/rake-13.2.1/exe/rake:27:in `'
Tasks: TOP => update
(See full trace by running task with --trace)
rake aborted!
Command failed with status (1): [docker compose run --entrypoint 'bash -c "rake update"' web]
/private/var/whimsy/whimsy/Rakefile:464:in `block (2 levels) in '
/Library/Ruby/Gems/2.6.0/gems/rake-13.2.1/exe/rake:27:in `'
Tasks: TOP => docker:update
(See full trace by running task with --trace)

```