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

pom.xml

@@ -16,8 +16,7 @@
   ~ limitations under the License.
   -->
 
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 
     <parent>
         <groupId>org.apache</groupId>
@@ -29,7 +28,7 @@
     <groupId>org.apache.rocketmq</groupId>
     <artifactId>rocketmq-dashboard</artifactId>
     <packaging>jar</packaging>
-    <version>2.0.1-SNAPSHOT</version>
+    <version>2.1.1-SNAPSHOT</version>
     <name>rocketmq-dashboard</name>
 
     <scm>