dt-bindings: clock: move qcom,gcc-msm8939 to qcom,gcc-msm8916.yaml

The MSM8939 GCC bindings are fully comptible with MSM8916, the clock
controller requires the same parent clocks, move MSM8939 GCC compatible
to qcom,msm8916.yaml

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220928145609.375860-2-dmitry.baryshkov@linaro.org