人脸比对失败和成功都提示

src/components/FaceRecognition/FaceRecognition.vue

@@ -117,6 +117,7 @@ export default {
       // console.log(v);
       // return;
 
+      this.$Message.destroy();
       try {
         this.disableSnap = true;
         // console.log("disableSnap: " + this.disableSnap);

src/features/OnlineExam/OnlineExamFaceCheckModal.vue

@@ -133,6 +133,7 @@ export default {
         }
         return;
       }
+      this.$Message.success("人脸比对成功");
       this.toggleFaceCheckModal(false);
       this.$router.push(
         `/online-exam/exam/${this.course.examId}/overview?examStudentId=${