IFramePhone: support changes of iframe "src" attr changes

[#60759042]

Check iframe origin dynamically each time when a message is being
received or sent. Please see my comment in related PT story. This
change was necessary / useful for automated benchmarking page.
Support various Lab versions in Automated Benchmarking Page

[#57545536]

Also fix an issue that was causing that "broken" interactives were
tested. Now only interactives that have "publicationStatus" equal to
"public" or "sample" can be tested.