ARM: EXYNOS4: Fix the merge conflict

The mark of conflict should be removed.

This happened at the commit fba95699 ("Merge branch 'next' of
git://git.infradead.org/users/vkoul/slave-dma"

)

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
[ I always check the conflict resolution with "git diff" before I add
  the result, but I clearly missed that this time, and didn't notice the
  second conflict in that file after having fixed the first one.
  Oops, my bad.      - Linus ]
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>