Changed inline version

Author: JadnK

src/main/java/de/jadenk/springcloud/service/VersionService.java

@@ -4,7 +4,7 @@
 
 @Service
 public class VersionService {
-    private final String currentVersion = "2.1";
+    private final String currentVersion = "2.2";
 
     public String getCurrentVersion() {
         return currentVersion;