[maven-release-plugin] prepare for next development iteration

Author: openwms

pom.xml

@@ -8,7 +8,7 @@
         <relativePath />
     </parent>
     <artifactId>org.openwms.services</artifactId>
-    <version>2.2.0</version>
+    <version>2.2.1-SNAPSHOT</version>
     <name>OpenWMS.org CORE: Service Registry</name>
     <description>A service discovery microservice based on Netflix Eureka</description>
     <url>https://github.com/spring-labs/${project.artifactId}</url>
@@ -29,7 +29,7 @@
         <url>https://github.com/spring-labs/${project.artifactId}</url>
         <connection>scm:git:https://github.com/spring-labs/${project.artifactId}.git</connection>
         <developerConnection>scm:git:https://github.com/spring-labs/${project.artifactId}.git</developerConnection>
-        <tag>2.2.0</tag>
+        <tag>HEAD</tag>
     </scm>
 
     <developers>