Bump rack from 2.0.5 to 2.0.8

dependabot[bot] · web-flow · commit 3078de4890ad · 2019-12-18T21:39:39.000Z
Bumps [rack](https://github.com/rack/rack) from 2.0.5 to 2.0.8. - [Release notes](https://github.com/rack/rack/releases) - [Changelog](https://github.com/rack/rack/blob/master/CHANGELOG.md) - [Commits](rack/rack@2.0.5...2.0.8) Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/Gemfile.lock b/Gemfile.lock
@@ -251,7 +251,7 @@ GEM
       multi_json (~> 1.0)
       pusher-signature (~> 0.1.8)
     pusher-signature (0.1.8)
-    rack (2.0.5)
+    rack (2.0.8)
     rack-cors (1.0.5)
       rack (>= 1.6.0)
     rack-mini-profiler (0.10.5)
