[#4848] fixed run the maven-source-plugin command twice problem

Author: chengyouling

parents/default/pom.xml

@@ -92,20 +92,4 @@
       <scope>test</scope>
     </dependency>
   </dependencies>
-
-  <build>
-    <plugins>
-      <plugin>
-        <artifactId>maven-source-plugin</artifactId>
-        <executions>
-          <execution>
-            <id>attach-sources</id>
-            <goals>
-              <goal>jar</goal>
-            </goals>
-          </execution>
-        </executions>
-      </plugin>
-    </plugins>
-  </build>
 </project>

pom.xml

@@ -520,7 +520,7 @@
               </execution>
             </executions>
             <configuration>
-              <source>1.8</source>
+              <source>21</source>
               <tags>
                 <tag>
                   <!-- to avoid protostuff javadoc problem. -->