Merge pull request #32 from ruby/dependabot/bundler/rack-session-2.1.1

Bump rack-session from 2.0.0 to 2.1.1

Author: hsbt

Gemfile.lock

@@ -19,7 +19,8 @@ GEM
       base64 (>= 0.1.0)
       logger (>= 1.6.0)
       rack (>= 3.0.0, < 4)
-    rack-session (2.0.0)
+    rack-session (2.1.1)
+      base64 (>= 0.1.0)
       rack (>= 3.0.0)
     ruby2_keywords (0.0.5)
     sinatra (4.1.0)