Update spec status from CG-DRAFT to ED

[inexorabletash]

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:boom: Error: 400 Bad Request :boom:

PR Preview failed to build. (Last tried on Dec 1, 2021, 5:06 PM UTC).

More

PR Preview relies on a number of web services to run. There seems to be an issue with the following one: :rotating_light: [CSS Spec Preprocessor](https://api.csswg.org/bikeshed/) - CSS Spec Preprocessor is the web service used to build Bikeshed specs. :link: [Related URL](https://api.csswg.org/bikeshed/?url=https%3A%2F%2Fraw.githubusercontent.com%2Fw3c%2Fweb-locks%2Fec7a32b298952244c484a059c7244e3f8cd48136%2Findex.bs&md-warning=not%20ready) ``` Error running preprocessor, returned code: 2. WARNING: Example needs ID: <div class="example"> <p>This is an example of an informative example.</p> </div> FATAL ERROR: Found unmatched text macro [REPOSITORY]. Correct the macro, or escape it with a leading backslash. ✘ Did not generate, due to fatal errors ``` _If you don't have enough information above to solve the error by yourself (or to understand to which web service the error is related to, if any), please [file an issue](https://github.com/tobie/pr-preview/issues/new?title=Error%20not%20surfaced%20properly&body=See%20w3c/web-locks%23101.)._

[marcoscaceres]

I think this should be “unofficial” just until we publish FPWD. Then switch it to ED.

[marcoscaceres]

(We might not need ED at all if we automatically publish to TR, but it’s generally ok if you want an ED-mirror on GitHub pages)