Merge pull request #9 from Intellection/dependabot/bundler/app/rack-2.2.3

Bump rack from 2.0.7 to 2.2.3 in /app

Author: hadrianvalentine

app/Gemfile.lock

@@ -33,7 +33,7 @@ GEM
     mysql2 (0.5.2)
     pg (0.18.4)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.2.3)
     rack-protection (2.0.5)
       rack
     sequel (5.19.0)