staging: rtl8192e: remove unnecessary ftrace-like logging

Removed unncessary ftrace-like logging by simply deleting that statement
as we have other modes of logging like ftrace.
Reported by checkpatch.

Signed-off-by: Mitali Borkar <mitaliborkar810@gmail.com>
Link: https://lore.kernel.org/r/460ba9cdd256bf1064c4e3a694caa046171cb60e.1618283232.git.mitaliborkar810@gmail.com


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