Bump rexml from 3.3.1 to 3.3.2

Bumps [rexml](https://github.com/ruby/rexml) from 3.3.1 to 3.3.2.
- [Release notes](https://github.com/ruby/rexml/releases)
- [Changelog](https://github.com/ruby/rexml/blob/master/NEWS.md)
- [Commits](ruby/rexml@v3.3.1...v3.3.2)

---
updated-dependencies:
- dependency-name: rexml
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -221,7 +221,7 @@ GEM
     rb-inotify (0.11.1)
       ffi (~> 1.0)
     redcarpet (3.6.0)
-    rexml (3.3.1)
+    rexml (3.3.2)
       strscan
     ruby-progressbar (1.13.0)
     ruby-rc4 (0.1.5)