sh: Share the ELF dump_task interfaces.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --cc arch/sh/kernel/Makefile_32
Simple merge

diff --cc arch/sh/kernel/Makefile_64
Simple merge

diff --cc arch/sh/kernel/dump_task.c
Simple merge

diff --cc arch/sh/kernel/process_32.c
Simple merge