Bumping onos-maven-plugin version to 1.2

Change-Id: Ia5f8e9bba8937a58cac44f4d52317b7271ac5d19

@@ -24,7 +24,7 @@
     </parent>
 
     <artifactId>onos-maven-plugin</artifactId>
-    <version>1.2-SNAPSHOT</version>
+    <version>1.2</version>
     <packaging>maven-plugin</packaging>
 
     <description>Maven plugin for packaging ONOS applications or generating
@@ -109,4 +109,4 @@
             </plugin>
         </plugins>
     </build>
-</project>
\ No newline at end of file
+</project>