drivers/char: Remove msm_smd_pkt driver

This code is no longer used now that mach-msm has been removed.
Delete it.

Cc: David Brown <davidb@codeaurora.org>
Cc: Bryan Huntsman <bryanh@codeaurora.org>
Cc: Daniel Walker <dwalker@fifo99.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/char/Kconfig
Simple merge

diff --cc drivers/char/Makefile
Simple merge

diff --cc drivers/char/msm_smd_pkt.c
Simple merge