ARM: exynos_defconfig: Save defconfig

Generate new defconfig to get rid of obsolete Kconfig entries:
 - RFKILL_REGULATOR is gone;
 - COMMON_CLK_MAX77802 was merged into COMMON_CLK_MAX77686;

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>