staging: rtlwifi: Replace 1 with true and remove comparison for bool

Replace 1 with true for bool assignments and remove a comparison of a bool
with 1. Issues found by Coccinelle's semantic patch results for
boolinit.cocci.

Signed-off-by: Maya Nakamura <m.maya.nakamura@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>