usb: renesas-xhci: remove version check

Some devices in wild are reporting bunch of firmware versions, so remove
the check for versions in driver

Reported by: Anastasios Vacharakis <vacharakis@gmail.com>
Reported by: Glen Journeay <journeay@gmail.com>
Fixes: 2478be82 ("usb: renesas-xhci: Add ROM loader for uPD720201")
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=208911


Signed-off-by: Vinod Koul <vkoul@kernel.org>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20200818071739.789720-1-vkoul@kernel.org


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>