update pa_chat

pc_chat/src/components/chat.vue

@@ -409,7 +409,7 @@
 											show-word-limit
 											class="scroll"
 											id="information"
-											v-model="information"
+											v-model.trim="information"
 											autofocus
 											placeholder="请输入你的问题："
 											@keyup.enter.native="listenEnter($event)">