arm64: defconfig: enable GPU clock controller for SM8[45]50

Enable GPU Clock Controller for SM8450 and SM8550 to allow using
Adreno GPU on these SoCs.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20231218-topic-sm8x50-upstream-gpucc-defconfig-v2-1-e5892470a10b@linaro.org


Signed-off-by: Bjorn Andersson <andersson@kernel.org>