arm64: dts: qcom: x1e80100: Add the watchdog device

arm64: dts: qcom: x1e80100: Add the watchdog device

The X Elite implements Server Base System Architecture (SBSA) specification
compliant generic watchdog.

Describe it.

Signed-off-by: Rajendra Nayak <quic_rjendra@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20250212-x1e80100-add-watchdog-v2-1-a73897f0dad5@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>