QWebSocket: adapt to QAuthenticator::parseHttpResponse() API change


The host parameter was removed in qtbase.

Change-Id: I404111991d69efa027c228db6e61f49f52225573
Reviewed-by: Mate Barany <mate.barany@qt.io>
commit14b2d06e817b5feef4ec9189747e82982fffd0f7
parent973d873d3402b0404c1289b61a20083c194d7d66
authorMårten Nordheim <marten.nordheim@qt.io>
committerMårten Nordheim <marten.nordheim@qt.io>
commit timeMon, 3 Aug 2026 14:38:58 +0000