letnot交易首页装运日期和信用详情页的装运期只能二填一，加disabled条件

src/views/Business/Letnot/Detp.vue

@@ -202,6 +202,7 @@
               maxlength="65"
               show-word-limit
               placeholder="请输入装运期"
+              :disabled="model.ledgrp.rec.shpdat!=''"
             ></c-input>
           </el-form-item>
         </c-col>

src/views/Business/Letnot/Ovwp.vue

@@ -273,6 +273,7 @@
               style="width: 100%"
               placeholder="请选择装运日期"
               value-format="yyyy-MM-dd"
+              :disabled="model.ledgrp.blk.shpper!=''"
             >
             </c-date-picker>
           </el-form-item>