Merge pull request alexrudall#510 from alexrudall/dependabot/bundler/rexml-3.3.6

Bump rexml from 3.2.9 to 3.3.6

Author: alexrudall

Gemfile.lock

@@ -38,7 +38,7 @@ GEM
  rainbow (3.1.1)
  rake (13.2.1)
  regexp_parser (2.8.0)
- rexml (3.2.9)
+ rexml (3.3.6)
  strscan
  rspec (3.13.0)
  rspec-core (~> 3.13.0)