[maven-release-plugin] prepare release 0.8.0

pom.xml

@@ -4,7 +4,7 @@
     <name>Zeebe Script Worker</name>
     <groupId>io.zeebe</groupId>
     <artifactId>zeebe-script-worker</artifactId>
-    <version>0.8.0-SNAPSHOT</version>
+    <version>0.8.0</version>
     <packaging>jar</packaging>
 
     <parent>
@@ -258,7 +258,7 @@
         <url>https://github.com/zeebe-io/zeebe-script-worker</url>
         <connection>scm:git:[email protected]:zeebe-io/zeebe-script-worker.git</connection>
         <developerConnection>scm:git:[email protected]:zeebe-io/zeebe-script-worker.git</developerConnection>
-        <tag>HEAD</tag>
+        <tag>0.8.0</tag>
     </scm>
 
 </project>