Bump patch version.

ioquatix · ioquatix · commit de65fa1198fe · 2022-10-13T23:35:50.000+13:00
diff --git a/lib/async/version.rb b/lib/async/version.rb
@@ -4,5 +4,5 @@
 # Copyright, 2017-2022, by Samuel Williams.
 
 module Async
-	VERSION = "2.2.0"
+	VERSION = "2.2.1"
 end
