Bump rexml from 3.2.6 to 3.3.6

Bumps [rexml](https://github.com/ruby/rexml) from 3.2.6 to 3.3.6.
- [Release notes](https://github.com/ruby/rexml/releases)
- [Changelog](https://github.com/ruby/rexml/blob/master/NEWS.md)
- [Commits](ruby/rexml@v3.2.6...v3.3.6)

---
updated-dependencies:
- dependency-name: rexml
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -237,12 +237,12 @@ GEM
       jekyll-seo-tag (~> 2.1)
     minitest (5.20.0)
     mutex_m (0.2.0)
+    nokogiri (1.16.0-x86_64-linux)
+      racc (~> 1.4)
     nokogiri (1.16.2-arm64-darwin)
       racc (~> 1.4)
     nokogiri (1.16.2-x86_64-linux)
       racc (~> 1.4)
-    nokogiri (1.16.0-x86_64-linux)
-      racc (~> 1.4)
     octokit (4.25.1)
       faraday (>= 1, < 3)
       sawyer (~> 0.9)
@@ -263,7 +263,8 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     regexp_parser (2.8.3)
-    rexml (3.2.6)
+    rexml (3.3.6)
+      strscan
     rouge (3.26.0)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)
@@ -294,6 +295,7 @@ GEM
       rubyzip (>= 1.2.2)
     simpleidn (0.2.1)
       unf (~> 0.1.4)
+    strscan (3.1.0)
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     typhoeus (1.4.1)