staging: vt6655: Replace macro MACvSetRFLE_LatchBase

Replace macro MACvSetRFLE_LatchBase with the called function as it is
just used once and to avoid CamelCase which is not accepted by
checkpatch.pl.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/624068fef03d5226e3fb2d31d47e9dabc5562b3c.1661666677.git.philipp.g.hortmann@gmail.com


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