staging: unisys: Fix format string mismatch in virthba.c

Fix format string mismatch in info_proc_read() within virthba.c.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/staging/unisys/virthba/virthba.c
Simple merge