Update pom.xml (#6622)

frameworks/Java/redkale/pom.xml

@@ -10,21 +10,21 @@
         <main.class>org.redkale.boot.Application</main.class>
         <stack.version>1.0.0</stack.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
     </properties> 
 
     <dependencies>  
         <dependency>
             <groupId>org.redkale</groupId>
             <artifactId>redkale</artifactId>
-            <version>2.4.0-SNAPSHOT</version>
+            <version>2.4.0</version>
         </dependency>
         
         <dependency>
             <groupId>org.redkalex</groupId>
             <artifactId>redkale-plugins</artifactId>
-            <version>2.4.0-SNAPSHOT</version>
+            <version>2.4.0</version>
         </dependency>
         
         <dependency>