Merge pull request #3278 from rails/dependabot/bundler/rack-2.2.3.1

Bump rack from 2.2.3 to 2.2.3.1

Author: rafaelfranca

Gemfile.lock

@@ -97,7 +97,7 @@ GEM
     parser (3.0.2.0)
       ast (~> 2.4.1)
     racc (1.6.0)
-    rack (2.2.3)
+    rack (2.2.3.1)
     rack-proxy (0.7.0)
       rack
     rack-test (1.1.0)