staging: rtl8723bs: Remove unnecessary spaces

Space between function name and open parentheses '(' is prohibited.
Space is required around most binary operators '=', '==', '+=',
'<', ':', '+', '-'
Space required before '&', '*'
Space is required after ',', ';'

Signed-off-by: Harsha Sharma <harshasharmaiitr@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>