Updated Drupal to 8.6. This goes with the following updates because it's possible...

[yaffs-website] / web / core / profiles / demo_umami / config / install / field.field.media.remote_video.field_media_oembed_video.yml

langcode: en
status: true
dependencies:
  config:
    - field.storage.media.field_media_oembed_video
    - media.type.remote_video
id: media.remote_video.field_media_oembed_video
field_name: field_media_oembed_video
entity_type: media
bundle: remote_video
label: 'Video URL'
description: ''
required: true
translatable: true
default_value: {  }
default_value_callback: ''
settings: {  }
field_type: string