From Kukjin Kim:
Remove exynos4_defconfig because,
- No more used after disabling exynos non-DT
- exynos_defconfig can support exynos SoCs
* tag 'samsung-defconfig-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung:
ARM: exynos4_defconfig: remove obsolete exynos4_defconfig