staging: rtl8723bs: clean up open ended lines

Move declarations to fix coding style issues and clear checkpatch
checks.

CHECK: Lines should not end with a '('

Signed-off-by: Ross Schmidt <ross.schm.dev@gmail.com>
Link: https://lore.kernel.org/r/20201110041008.15847-4-ross.schm.dev@gmail.com


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