Change version to 2.2.0.

Stephan Markwalder · Stephan Markwalder · commit 50581a2789d5 · 2021-06-01T11:37:06.000+02:00
diff --git a/build.gradle b/build.gradle
@@ -1,5 +1,5 @@
 group 'net.markwalder'
-version '2.2.0-SNAPSHOT'
+version '2.2.0'
 
 apply plugin: 'java'
 
