（1）修复来函，专项任务重复验证提示为保存失败

（2）来函，专项任务重复验证排除失效数据

src/main/java/com/nis/web/dao/configuration/RequestInfoDao.xml

@@ -99,7 +99,7 @@
     select 
     <include refid="Base_Column_List" />
     from request_info
-    where request_number = #{requestNumber,jdbcType=VARCHAR}
+    where request_number = #{requestNumber,jdbcType=VARCHAR} and is_valid !=-1
   </select>
   <!-- 根据来id查询 -->
   <select id="getRequestInfoById" parameterType="java.lang.Long" resultMap="BaseResultMap">

src/main/java/com/nis/web/dao/configuration/TaskInfoDao.xml

@@ -96,7 +96,7 @@
     select 
     <include refid="Base_Column_List" />
     from task_info
-    where task_name = #{taskName,jdbcType=VARCHAR}
+    where task_name = #{taskName,jdbcType=VARCHAR} and is_valid !=-1
   </select>
   <!-- 根据来id查询 -->
   <select id="getTaskInfoById" parameterType="java.lang.Long" resultMap="BaseResultMap">