Add data for Service-Worker HTTP header

[bsmth]

WPT: https://wpt.fyi/results/service-workers/service-worker/service-worker-header.https.html?label=master&label=stable&product=safari&product=firefox&product=chrome&aligned

• Firefox: 44
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1185558
• Chrome: 38
  • https://codereview.chromium.org/332913003
  • https://chromium.googlesource.com/chromium/src/+log/37.0.2062.0..38.0.2125.0?pretty=fuller&n=10000 search Add and test the 'Service-Worker: script' header to script downloads.
    • https://chromium.googlesource.com/chromium/src/+/e8e8df38b11fb8c9e10805c2090ca7a424b1c33b
• Edge version: 16
  • https://learn.microsoft.com/en-us/archive/microsoft-edge/legacy/developer/dev-guide/whats-new/edgehtml-16
• Safari version:
  • WebKit/WebKit@8028252 tagged Safari-605.1.21
    • according to data, it's 11.1

relates to:

• Chrome 42 / Firefox 40 / Safari 11.1 support Service-Worker-Allowed HTTP header #25421

[bsmth]

Thanks!