✨ The Ozone Project: Add RTC endpoint to callout-vendors.js

[greg-silvermine]

This PR adds The Ozone Project RTC callout URL in callout-vendors.js.

NOTE:
Our endpoint will be responding with content only to requests from the domains that are whitelisted in our prebid-server setup.

@mrjoro The Ozone Project agreed to the corporate CLA AFAIK but I am not sure what's the status of that at the moment.

@keithwrightbos Could you please review and let me know if anything else is required.

Thanks,
Greg

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[greg-silvermine]

@googlebot I signed it!

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[AskRupert-DM]

@keithwrightbos - are you able to approve this PR and merge it for us please ... if there's any details required to push this through please let us know.

[AskRupert-DM]

@rcebulko - do you think you can help us with this error - https://github.com/ampproject/amphtml/pull/26039/checks?check_run_id=398670458 - we've rebased from the master branch but still getting errors.

Likewise @keithwrightbos could you help with the owners approval please ?

[rcebulko]

@rcebulko - do you think you can help us with this error - https://github.com/ampproject/amphtml/pull/26039/checks?check_run_id=398670458 - we've rebased from the master branch but still getting errors.

Sauce has been a bit flaky of late. I've just started looking into it, hopefully can get it resolved soon 👍

[AskRupert-DM]

hey @keithwrightbos - all the checks are now passing - would you please be able to approve/merge this PR in or provide a timeframe or alternatively @rsimha / @lannka / @gmajoulet could either of you assist with reviewing and approving this PR for me please ?

[AskRupert-DM]

Thanks @lannka !