arm64: defconfig: Enable SM8250 GCC driver

Enable the SM8250 GCC driver so that we can boot to shell with defconfig
Signed-off-by: NVinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20200424102943.2368764-1-vkoul@kernel.orgSigned-off-by: NBjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/configs/defconfig

@@ -809,6 +809,7 @@ CONFIG_SDM_GCC_845=y
 CONFIG_SDM_GPUCC_845=y
 CONFIG_SDM_DISPCC_845=y
 CONFIG_SM_GCC_8150=y
+CONFIG_SM_GCC_8250=y
 CONFIG_QCOM_HFPLL=y
 CONFIG_HWSPINLOCK=y
 CONFIG_HWSPINLOCK_QCOM=y