Merge pull request #280 from oauth-xx/dependabot/bundler/rack-2.2.8.1

Bump rack from 2.2.4 to 2.2.8.1

Author: pboling

Gemfile.lock

@@ -75,7 +75,7 @@ GEM
       pry (>= 0.13, < 0.15)
     public_suffix (5.0.0)
     racc (1.8.1)
-    rack (2.2.4)
+    rack (2.2.14)
     rack-test (2.1.0)
       rack (>= 1.3)
     rainbow (3.1.1)