Bump rexml from 3.3.7 to 3.3.8 in the patch-and-minor-dependencies group

Bumps the patch-and-minor-dependencies group with 1 update: [rexml](https://github.com/ruby/rexml).


Updates `rexml` from 3.3.7 to 3.3.8
- [Release notes](https://github.com/ruby/rexml/releases)
- [Changelog](https://github.com/ruby/rexml/blob/master/NEWS.md)
- [Commits](ruby/rexml@v3.3.7...v3.3.8)

---
updated-dependencies:
- dependency-name: rexml
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: patch-and-minor-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -39,7 +39,7 @@ GEM
     rake (13.2.1)
     redcarpet (3.6.0)
     regexp_parser (2.9.2)
-    rexml (3.3.7)
+    rexml (3.3.8)
     roda (3.84.0)
       rack
     rubocop (1.66.1)