Bug 1774167 [wpt PR 34424] - fetch: Add Set-Cookie as an invalid requ…

…est header, a=testonly

Automatic update from web-platform-tests
Fetch: add Set-Cookie as an invalid request header

See whatwg/fetch#1453 for context.
--

wpt-commits: 5fb9aee1a0d59531dbe4be9300d4036e00ba2eb5
wpt-pr: 34424

testing/web-platform/tests/fetch/api/request/request-headers.any.js

@@ -8,6 +8,7 @@ var validRequestHeaders = [
   ["proxya", "OK"],
   ["sec", "OK"],
   ["secb", "OK"],
+  ["Set-Cookie2", "OK"],
 ];
 var invalidRequestHeaders = [
   ["Accept-Charset", "KO"],
@@ -27,6 +28,7 @@ var invalidRequestHeaders = [
   ["Keep-Alive", "KO"],
   ["Origin", "KO"],
   ["Referer", "KO"],
+  ["Set-Cookie", "KO"],
   ["TE", "KO"],
   ["Trailer", "KO"],
   ["Transfer-Encoding", "KO"],