Bump patch version.

ioquatix · ioquatix · commit f169ff75b0a0 · 2023-07-31T14:43:10.000+12:00
diff --git a/lib/rack/version.rb b/lib/rack/version.rb
@@ -20,7 +20,7 @@ def self.version
     VERSION.join(".")
   end
 
-  RELEASE = "2.2.7"
+  RELEASE = "2.2.8"
 
   # Return the Rack release as a dotted string.
   def self.release
