Update examples version to 3.0.0-RC1 (#1793)

diff --git a/examples/pom.xml b/examples/pom.xml
index 0502ac8..35e8c20 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -38,7 +38,7 @@
     </modules>
     
     <properties>
-        <revision>3.0.0-RC1-SNAPSHOT</revision>
+        <revision>3.0.0-RC1</revision>
         <java.version>1.8</java.version>
         <curator.version>5.1.0</curator.version>
         <springframework.version>4.3.4.RELEASE</springframework.version>
@@ -54,18 +54,18 @@
     <dependencyManagement>
         <dependencies>
             <dependency>
-                <artifactId>elasticjob-lite-core</artifactId>
                 <groupId>org.apache.shardingsphere.elasticjob</groupId>
+                <artifactId>elasticjob-lite-core</artifactId>
                 <version>${revision}</version>
             </dependency>
             <dependency>
                 <groupId>org.apache.shardingsphere.elasticjob</groupId>
                 <artifactId>elasticjob-simple-executor</artifactId>
-                <version>${project.parent.version}</version>
+                <version>${revision}</version>
             </dependency>
             <dependency>
-                <artifactId>elasticjob-lite-spring-namespace</artifactId>
                 <groupId>org.apache.shardingsphere.elasticjob</groupId>
+                <artifactId>elasticjob-lite-spring-namespace</artifactId>
                 <version>${revision}</version>
             </dependency>