Broken master due to a `Style/RegexpLiteralMixedPreserve` offense
Job #1179521053 failed for 36915e18:
spec/lib/gitlab/sanitizers/exif_spec.rb:116:59: C: Style/RegexpLiteralMixedPreserve: Use %r around regular expression.
expect { subject }.to raise_error(RuntimeError, /File type text\/plain not supported/)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^