fix packaging.
diff --git a/sharding-jdbc-example/spring-boot-nodep-example/spring-boot-nodep-jpa-example/pom.xml b/sharding-jdbc-example/spring-boot-nodep-example/spring-boot-nodep-jpa-example/pom.xml
index abc0ff7..5fb31bf 100644
--- a/sharding-jdbc-example/spring-boot-nodep-example/spring-boot-nodep-jpa-example/pom.xml
+++ b/sharding-jdbc-example/spring-boot-nodep-example/spring-boot-nodep-jpa-example/pom.xml
@@ -9,7 +9,6 @@
         <version>3.1.0-SNAPSHOT</version>
     </parent>
     <artifactId>spring-boot-nodep-jpa-example</artifactId>
-    <packaging>pom</packaging>
     
     <dependencies>
         <dependency>