staging: rtl8723bs: remove odm_PauseDIG

Remove function odm_PauseDIG because it is not used.

Signed-off-by: Nam Cao <namcaov@gmail.com>
Link: https://lore.kernel.org/r/274e8338398d915327d353f713b2d47e48f92ba9.1662111798.git.namcaov@gmail.com


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