staging: vt6655: Rename function MACvSetCurrAC0DescAddrEx

Rename function MACvSetCurrAC0DescAddrEx to vt6655_mac_set_curr_ac_0...
to avoid CamelCase which is not accepted by checkpatch.pl. Remove
unnecessary declaration of function and make function static. Remove
unnecessary line break.

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/dc3f83dfa8b83a02ed95da3cfb71c0139ba8b674.1662890990.git.philipp.g.hortmann@gmail.com


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