Merge pull request #47 from oauth-xx/depfu/update/rack-3.1.16

🚨 [security] Update rack 3.1.15 → 3.1.16 (patch)

Author: pboling

Gemfile.lock

@@ -47,7 +47,7 @@ GEM
     psych (5.1.2)
       stringio
     racc (1.8.1)
-    rack (3.1.15)
+    rack (3.1.16)
     rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)