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

pom.xml

@@ -11,15 +11,15 @@
     <groupId>org.liquibase.ext</groupId>
     <artifactId>liquibase-modify-column</artifactId>
     <name>modifyColumn change from Liquibase 1.9</name>
-    <version>4.25.1</version>
+    <version>4.26.0-SNAPSHOT</version>
     <description>Prior to Liquibase 2.0, there was a modifyColumn change that was difficult to maintain because it was too broad. It has been moved to this separate library, but use of it is not recommended</description>
     <url>http://www.liquibase.org</url>
 
 	<scm>
         <connection>scm:git:${project.scm.url}</connection>
         <developerConnection>scm:git:${project.scm.url}</developerConnection>
 		<url>https://github.com/liquibase/liquibase-modify-column.git</url>
-		<tag>liquibase-modify-column-4.25.1</tag>
+		<tag>HEAD</tag>
 	</scm>
 
     <properties>