dt-bindings: display/msm/gpu: constrain clocks in top-level

dt-bindings: display/msm/gpu: constrain clocks in top-level

We expect each schema with variable number of clocks, to have the widest
constrains in top-level "properties:".  This is more readable and also
makes binding stricter, if there is no "if:then:" block for given
variant.

Acked-by: Conor Dooley <conor.dooley@microchip.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/600504/
Link: https://lore.kernel.org/r/20240623-qcom-adreno-dts-bindings-driver-v2-1-9496410de992@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>