increase version to 2.2.1

Author: AlwinEsch

audiodecoder.nosefart/addon.xml.in

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <addon
   id="audiodecoder.nosefart"
-  version="2.2.0"
+  version="2.2.1"
   name="Nosefart Audio Decoder"
   provider-name="spiff">
   <requires>@ADDON_DEPENDS@</requires>