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

Author: jamesdbloom

pom.xml

@@ -3,7 +3,7 @@
     <parent>
         <groupId>org.mock-server</groupId>
         <artifactId>mockserver</artifactId>
-        <version>3.10.3</version>
+        <version>3.10.4-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>