letdrw交易首页装运日期和信用证详情页的装运日期只能二填一，加disabled条件

src/views/Business/Letdrw/Detp.vue

@@ -208,6 +208,7 @@
               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/Letdrw/Ovwp1.vue

@@ -233,6 +233,7 @@
               v-model="model.ledgrp.rec.shpdat"
               style="width: 90%"
               placeholder="请选择装运日期"
+              :disabled="model.ledgrp.blk.shpper!=''"
             ></c-date-picker>
           </el-form-item>
         </c-col>