arm64: dts: qcom: sar2130p: correct sleep clock frequency

arm64: dts: qcom: sar2130p: correct sleep clock frequency

The SAR2130P platform uses PM8150 to provide sleep clock. According to the
documentation, that clock has 32.7645 kHz frequency. Correct the sleep
clock definition.

Fixes: be9115bfe5bf ("arm64: dts: qcom: sar2130p: add support for SAR2130P")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20241224-fix-board-clocks-v3-7-e9b08fbeadd3@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>