staging: rtl8723bs: fix camel case name in macro IsLegacyOnly()

fix camel case name in macro IsLegacyOnly()

Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/52656190cefed1b0f9a2dd6dcb080adf2ca0a89b.1626533647.git.fabioaiuto83@gmail.com


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