ARM: multi_v7_defconfig: Enable remoteproc core

Now that remoteproc core is selectable it needs to be enabled
in the multi_v7 build.
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>

arch/arm/configs/multi_v7_defconfig

@@ -823,6 +823,7 @@ CONFIG_HWSPINLOCK_QCOM=y
 CONFIG_ROCKCHIP_IOMMU=y
 CONFIG_TEGRA_IOMMU_GART=y
 CONFIG_TEGRA_IOMMU_SMMU=y
+CONFIG_REMOTEPROC=m
 CONFIG_PM_DEVFREQ=y
 CONFIG_ARM_TEGRA_DEVFREQ=m
 CONFIG_MEMORY=y