staging: rtl8723bs: clean up redundant & parentheses

Cleaned up redundant parentheses around the '&' (address-of)
operator in various expressions to improve code readability
and comply with kernel coding style guidelines.

Signed-off-by: Vivek BalachandharTN <vivek.balachandhar@gmail.com>
Link: https://lore.kernel.org/r/20250720092125.246844-1-vivek.balachandhar@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: Vivek BalachandharTN