Merge pull request #2 from jonnyom/dependabot/bundler/rack-2.2.3

Bump rack from 2.0.8 to 2.2.3

Author: jonnyom

Gemfile.lock

@@ -16,7 +16,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     public_suffix (4.0.1)
-    rack (2.0.8)
+    rack (2.2.3)
     rack-protection (2.0.7)
       rack
     rack-test (1.1.0)