fix贷款产品担保方式

src/views/Root/Product/Loan/publish.vue

@@ -60,11 +60,11 @@
         </a-form-model-item>
         <a-form-model-item label="担保方式" :wrapper-col="{ span: 5 }">
           <a-select
-            :default-value="guaranteeType[0]"
             style="width: 120px; margin-right: 10px"
             @change="changeGuarantee"
+            v-model="form.guarantee"
           >
-            <a-select-option v-for="(type, i) in guaranteeType" :key="i">
+            <a-select-option v-for="(type,i) in guaranteeType" :key="type" :value="i+1">
               {{ type }}
             </a-select-option>
           </a-select>