[bugfix] Search: should not have cell border (#1000)

packages/field/index.vue

@@ -2,6 +2,7 @@
   <cell
     :title="label"
     :center="center"
+    :border="border"
     :required="required"
     :class="b({
       error,

packages/search/index.vue

@@ -7,6 +7,7 @@
       :value="value"
       type="search"
       icon="clear"
+      :border="false"
       @click-icon="$emit('input', '')"
     />
     <div v-if="showAction" :class="b('action')" >