dt-bindings: clock: qcom: Add ECPRICC clocks for QDU1000 and QRU1000

Add device tree bindings for qcom ecpri clock controller on QDU1000 and
QRU1000 SoCs.

Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20231123064735.2979802-2-quic_imrashai@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>