Bump rexml from 3.2.5 to 3.3.6 in /documentation/src/main/resources

Bumps [rexml](https://github.com/ruby/rexml) from 3.2.5 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@v3.2.5...v3.3.6)

---
updated-dependencies:
- dependency-name: rexml
  dependency-type: indirect
...

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

documentation/src/main/resources/Gemfile.lock

@@ -11,6 +11,7 @@ GEM
     eventmachine (1.2.7)
     ffi (1.15.5)
     forwardable-extended (2.6.0)
+    google-protobuf (3.22.0)
     google-protobuf (3.22.0-arm64-darwin)
     http_parser.rb (0.8.0)
     i18n (1.12.0)
@@ -52,11 +53,15 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.5)
+    rexml (3.3.6)
+      strscan
     rouge (4.1.0)
     safe_yaml (1.0.5)
     sass-embedded (1.58.3-arm64-darwin)
       google-protobuf (~> 3.21)
+    sass-embedded (1.58.3-x86_64-linux-gnu)
+      google-protobuf (~> 3.21)
+    strscan (3.1.0)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
     unicode-display_width (2.4.2)
@@ -65,6 +70,7 @@ GEM
 PLATFORMS
   arm64-darwin-21
   arm64-darwin-22
+  x86_64-linux
 
 DEPENDENCIES
   jekyll (~> 4.3.2)