[maven-release-plugin] prepare release 2.3.1

Author: bernd

pom.xml

@@ -13,7 +13,7 @@
     </parent>
 
     <artifactId>graylog-plugin-aws</artifactId>
-    <version>2.3.1-SNAPSHOT</version>
+    <version>2.3.1</version>
     <packaging>jar</packaging>
 
     <name>${project.artifactId}</name>
@@ -24,7 +24,7 @@
         <connection>scm:git:[email protected]:graylog-labs/graylog-plugin-aws.git</connection>
         <developerConnection>scm:git:[email protected]:graylog-labs/graylog-plugin-aws.git</developerConnection>
         <url>https://github.com/graylog-labs/graylog-plugin-aws</url>
-        <tag>HEAD</tag>
+        <tag>2.3.1</tag>
     </scm>
 
     <properties>