Remove an extension that no longer needs to be on the CORB allowlist.

Extension developers have kindly tested that their extensions are not
affected by CORB or have fixed their extensions to avoid making
cross-origin requests from content scripts.  Such extensions can be
removed from the CORB allowlist.

Bug: 846346
Change-Id: Ice60ef3181c32546862942652fad0791bdccd0b3
Reviewed-on: https://chromium-review.googlesource.com/c/1473821Reviewed-by: Devlin <rdevlin.cronin@chromium.org>
Commit-Queue: Łukasz Anforowicz <lukasza@chromium.org>
Cr-Commit-Position: refs/heads/master@{#632349}

extensions/browser/url_loader_factory_manager.cc

@@ -69,7 +69,6 @@ const char* kHardcodedPartOfCorbAllowlist[] = {
     "3334952C8387B357A41DD8349D39AD9E7C423943",
     "360D8A88545D0C21CBDE2B55EA9E4E4285282B4C",
     "3FDD3DB17F3B686F5A05204700ABA13DF20AE957",
-    "4FC718F4549B18E68A45A11FC2B593033C7049D2",
     "505F2C1E723731B2C8C9182FEAA73D00525B2048",
     "61E581B10D83C0AEF8366BB64C18C6615884B3D2",
     "6AE81EF3B13B15080A2DDB23A205A24C65CCC10B",