fix `Notification is not defined` on Android Webview or under ios16.4

Kairlec

2023-04-23 ea3f899593f47c1c6fe708495af0a091a3c73d5f

 web_src/src/components/dialog/changePushKey.vue

@@ -65,7 +65,7 @@
    onSubmit: function () {
      this.$axios({
        method: 'post',
        url:"./api/user/changePushKey",
        url:"/api/user/changePushKey",
        params: {
          pushKey: this.newPushKey,
          userId: this.form.id,