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

pom.xml

@@ -11,11 +11,11 @@
 
   <groupId>com.amazon.jenkins.fleet</groupId>
   <artifactId>ec2-fleet</artifactId>
-  <version>3.0.2</version>
+  <version>${revision}${changelist}</version>
   <packaging>hpi</packaging>
 
   <properties>
-    <revision>3.0.2</revision>
+    <revision>3.0.3</revision>
     <changelist>-SNAPSHOT</changelist>
     <jenkins.version>2.277.2</jenkins.version>
     <java.level>8</java.level>
@@ -63,7 +63,7 @@
     <connection>scm:git:https://github.com/${gitHubRepo}</connection>
     <developerConnection>scm:git:https://github.com/${gitHubRepo}</developerConnection>
     <url>https://github.com/${gitHubRepo}</url>
-    <tag>ec2-fleet-3.0.2</tag>
+    <tag>${scmTag}</tag>
   </scm>
 
   <repositories>