[ttml2] Pull Request: Update errata URL to use non-TR location.

skynavga has just submitted a new pull request for https://github.com/w3c/ttml2:

== Update errata URL to use non-TR location. ==
Per request by TM.

See https://github.com/w3c/ttml2/pull/1015

Received on Monday, 5 November 2018 16:14:45 UTC