Adiciona a propriedade title

BoxForm.vue

<template>
  <div>
      <b-message :title="title">
        Lorem ipsum dolor sit amet, consectetur adipiscing elit. Fusce id fermentum quam. Proin sagittis, nibh id hendrerit imperdiet,
        elit sapien laoreet elit
      </b-message>
  </div>
</template>
<script>
export default {
  name: 'FormBox',
  props: ['title'],
  data () {
    return {

    }
  }
}
</script>