Bump rexml from 3.3.7 to 3.3.8

Bumps [rexml](https://github.com/ruby/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
...

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

Gemfile

@@ -16,7 +16,7 @@ gem 'sassc-rails'
 gem 'webmock', '~> 3.23.0'
 gem 'webrick', '~> 1.8.2'
 gem 'aws-sdk', '~> 3'
-gem 'rexml', '~> 3.3.7'
+gem 'rexml', '~> 3.3.8'
 gem 'tzinfo-data'
 gem 'csv'
 gem 'ostruct'

Gemfile.lock

@@ -1799,7 +1799,7 @@ GEM
       io-console (~> 0.5)
     request_store (1.7.0)
       rack (>= 1.4)
-    rexml (3.3.7)
+    rexml (3.3.8)
     sassc (2.4.0)
       ffi (~> 1.9)
     sassc-rails (2.1.2)
@@ -1865,7 +1865,7 @@ DEPENDENCIES
   pry
   rack_session_access (~> 0.2.0)
   rails (~> 7.1.0)
-  rexml (~> 3.3.7)
+  rexml (~> 3.3.8)
   sassc-rails
   slop
   tzinfo-data