[w3c/permissions] Remove 'speaker-selection' enum value, as it's not implemented? (#257)

The following tasks have been completed:

 * [ ] Modified Web platform tests (link)

Implementation commitment:

 * [ ] WebKit (link to issue)
 * [ ] Blink (link to issue)
 * [ ] Gecko (link to issue)


<!--
    This comment and the below content is programatically generated.
    You may add a comma-separated list of anchors you'd like a
    direct link to below (e.g. #idl-serializers, #idl-sequence):

    Don't remove this comment or modify anything below this line.
    If you don't want a preview generated for this pull request,
    just replace the whole of this comment's content by "no preview"
    and remove what's below.
-->
***
<a href="https://pr-preview.s3.amazonaws.com/w3c/permissions/pull/257.html" title="Last updated on Jul 28, 2021, 7:30 AM UTC (be00c28)">Preview</a> | <a href="https://pr-preview.s3.amazonaws.com/w3c/permissions/257/3af5370...be00c28.html" title="Last updated on Jul 28, 2021, 7:30 AM UTC (be00c28)">Diff</a>
You can view, comment on, or merge this pull request online at:

  https://github.com/w3c/permissions/pull/257

-- Commit Summary --

  * Remove 'speaker-selection' enum value, as it's not implemented by anyone

-- File Changes --

    M index.bs (6)

-- Patch Links --

https://github.com/w3c/permissions/pull/257.patch
https://github.com/w3c/permissions/pull/257.diff

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/w3c/permissions/pull/257