title: Prevent closing Toast when closing Modal in BootstrapVue
body: <p>I would like to prevent closing Toast when closing Modal in BootstrapVue.</p>
  <p>Scenario:</p>
  <ol>
  <li>Open the Modal and Toast on the page</li>
  <li>Close the modal</li>
  <li>then Modal and Toast closed at the same time</li>
  </ol>
  <blockquote>
  <p><strong>Question: how to keep Toast stays</strong></p>
  </blockquote>
  <pre><code>    created() {
         this.$bvModal.show('modal-form-id')
         const errorToaster = {
            title: 'Success',
            toaster: 'b-toaster-top-center',
            variant: 'success'
          }
         this.$bvToast.toast('Success', errorToaster)
      },
      methods: {
         closeModal() {
           this.$bvModal.hide('modal-form-id')
         }
      }
  
      
  </code></pre>