Bump rexml from 3.2.8 to 3.3.6 in the bundler group across 1 directory (#576)

Author: dependabot[bot]

Gemfile.lock

@@ -64,8 +64,8 @@ GEM
     rainbow (3.1.1)
     rake (13.1.0)
     regexp_parser (2.9.0)
-    rexml (3.2.8)
-      strscan (>= 3.0.9)
+    rexml (3.3.6)
+      strscan
     rubocop (1.61.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)