message: refactor: fix template lint in provider-logo
diff: -{{#if useExternalLink}}
  - <a href="{{provider.domain}}">
  - <img src="{{logoAsset}}" alt="{{provider.name}}">
  +{{#if this.useExternalLink}}
  + <a href={{@provider.domain}}>
  + <img src={{this.logoAsset}} alt={{@provider.name}}>
  </a>
  {{else}}
  - {{#link-to 'provider.discover' provider.id}}
  - <img src="{{logoAsset}}" alt="{{provider.name}}">
  + {{#link-to 'provider.discover' @provider.id}}
  + <img src={{this.logoAsset}} alt={{@provider.name}}>
  {{/link-to}}
  {{/if}}
  