SDK 1.1.1 update, vert.x rest client, k8s updates

• Update to use SDK 1.1.1 and vertx/reactive rest client

• Update k8s defs for new defaults

src/main/java/org/eclipsefoundation/mailing/resources/MailingListsResource.java

@@ -28,7 +28,6 @@ import org.eclipsefoundation.persistence.dao.impl.DefaultHibernateDao;
 import org.eclipsefoundation.persistence.model.RDBMSQuery;
 import org.eclipsefoundation.persistence.service.FilterService;
 import org.eclipsefoundation.utils.helper.TransformationHelper;
-import org.jboss.resteasy.specimpl.MultivaluedMapImpl;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -40,6 +39,7 @@ import jakarta.ws.rs.PathParam;
 import jakarta.ws.rs.Produces;
 import jakarta.ws.rs.QueryParam;
 import jakarta.ws.rs.core.MediaType;
+import jakarta.ws.rs.core.MultivaluedHashMap;
 import jakarta.ws.rs.core.MultivaluedMap;
 import jakarta.ws.rs.core.Response;
 
@@ -189,7 +189,7 @@ public class MailingListsResource {
      * @return A param map with 'is_private' mapped to 'false'
      */
     private MultivaluedMap<String, String> getDefaultParams() {
-        MultivaluedMap<String, String> params = new MultivaluedMapImpl<>();
+        MultivaluedMap<String, String> params = new MultivaluedHashMap<>();
         params.add(MailingListUrlParameterNames.IS_PRIVATE.getName(), Boolean.FALSE.toString());
         return params;
     }