bnx2fc: Rebranding bnx2fc driver

QLogic has acquired the NetXtremeII products and drivers from Broadcom.
This patch re-brands bnx2fc driver as a QLogic driver

Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Acked-by: Eddie Wai <eddie.wai@broadcom.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>