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

Author: itzg

pom.xml

@@ -4,7 +4,7 @@
 
   <groupId>com.github.itzg</groupId>
   <artifactId>mc-image-helper</artifactId>
-  <version>1.1.2</version>
+  <version>1.1.3-SNAPSHOT</version>
 
   <properties>
     <maven.compiler.source>8</maven.compiler.source>
@@ -16,7 +16,7 @@
 
   <scm>
     <developerConnection>scm:git:[email protected]:itzg/mc-image-helper.git</developerConnection>
-    <tag>1.1.2</tag>
+    <tag>HEAD</tag>
   </scm>
 
   <dependencies>