Revert "[TBD-3932] Upgrade of Cassandra for 6.3 remove fetch jar step and after the jars uploaded add it back"

This reverts commit 4f61da7cd9.

main/plugins/org.talend.libraries.apache.cassandra/pom.xml

@@ -13,7 +13,7 @@
     <talend.groupid>org.talend.libraries</talend.groupid>
     <talend.version.630>6.3.0</talend.version.630>
   </properties>
-  <!--build>
+  <build>
     <plugins>
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
@@ -67,5 +67,5 @@
       <id>talend_nexus</id>
       <url>https://talend-update.talend.com/nexus/content/repositories/libraries</url>
     </repository>
-  </repositories-->
+  </repositories>
 </project>