letopn交易首页装运日期和信用证详情页的装运期只能而者填其一，加disabled条件

src/views/Business/Letopn/Detp.vue

@@ -201,6 +201,7 @@
               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/Letopn/Ovwp1.vue

@@ -273,6 +273,7 @@
               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>