docs: public void setJIRALabels(final String jiraLabels) {
          if (jiraLabels == null && this.jiraLabels == null) {
              return;
          } else if (jiraLabels == null) {
              removeChild(this.jiraLabels);
              this.jiraLabels = null;
          } else if (this.jiraLabels == null) {
              this.jiraLabels = new KeyValueNode<String>(CommonConstants.CS_JIRA_LABELS_TITLE, jiraLabels);
              appendChild(this.jiraLabels, false);
          } else {
              this.jiraLabels.setValue(jiraLabels);
          }
      }