[Fix-9015][UI Next][V1.0.0-Alpha] Worked out this issue about failing to assign another project to an existing task group. (#9017)

dolphinscheduler-ui-next/src/views/resource/task-group/option/components/form-modal.tsx

@@ -115,6 +115,7 @@ const FormModal = defineComponent({
               placeholder={t('resource.task_group_option.please_enter_name')}
             />
           </NFormItem>
+          { this.status === 0 && (
               <NFormItem
               label={t('resource.task_group_option.project_name')}
               path='projectCode'
@@ -127,6 +128,8 @@ const FormModal = defineComponent({
               )}
               />
               </NFormItem>
+            )
+          }
           <NFormItem
             label={t('resource.task_group_option.resource_pool_size')}
             path='groupSize'