[maven-release-plugin] prepare release simple-timer-2.2.0

pom.xml

@@ -4,7 +4,7 @@
 
     <groupId>com.flowingcode.addons</groupId>
     <artifactId>simple-timer</artifactId>
-    <version>2.2.0-SNAPSHOT</version>
+    <version>2.2.0</version>
     <name>Simple Timer Addon</name>
     <description>Simple Timer for Vaadin Flow</description>
 
@@ -33,7 +33,7 @@
         <url>https://github.com/FlowingCode/SimpleTimerAddon</url>
         <connection>scm:git:git://github.com/FlowingCode/SimpleTimerAddon.git</connection>
         <developerConnection>scm:git:ssh://[email protected]:/FlowingCode/SimpleTimerAddon.git</developerConnection>
-        <tag>HEAD</tag>
+        <tag>simple-timer-2.2.0</tag>
     </scm>
 
     <dependencyManagement>