fix(测试跟踪): 修复在用例列表中删除被测试计划关联的用例，该用例仍然可以以脑图形式在测试计划中查看问题

backend/src/main/java/io/metersphere/base/mapper/ext/ExtTestPlanTestCaseMapper.xml

@@ -480,6 +480,7 @@
         <where>
             pc.plan_id = #{request.planId}
             and t.node_id = #{request.nodeId}
+            and (t.status != 'Trash' or t.status is null)
         </where>
         <include refid="io.metersphere.base.mapper.ext.ExtBaseMapper.orders"/>
     </select>