Merge pull request #117 from pact-foundation/dependabot/bundler/test/rack-2.2.9

chore(deps): bump rack from 2.2.7 to 2.2.9 in /test

Author: YOU54F

test/Gemfile.lock

@@ -75,7 +75,7 @@ GEM
       expgen (~> 0.1)
       rainbow (~> 3.1.1)
     parslet (2.0.0)
-    rack (2.2.7)
+    rack (2.2.9)
     rack-protection (3.0.6)
       rack
     rack-proxy (0.7.6)