Merge pull request #289 from DeployGate/dependabot/bundler/rexml-3.4.2

chore(deps): bump rexml from 3.2.6 to 3.4.2

Author: satsukies

Gemfile.lock

@@ -64,7 +64,7 @@ GEM
     regexp_parser (2.8.2)
     reline (0.3.9)
       io-console (~> 0.5)
-    rexml (3.2.6)
+    rexml (3.4.2)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
       rspec-expectations (~> 3.12.0)