fix github security nag v69

Fohdeesha · Fohdeesha · commit a721abe30b1d · 2020-10-01T20:27:22.000-04:00
diff --git a/Gemfile.lock b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    rack (2.0.6)
+    rack (2.2.3)
     rack-protection (1.5.5)
       rack
     sinatra (1.4.5)
