arm64: dts: qcom: sm8450: Fix the IRQ trigger type for remoteproc nodes

The watchdog IRQ trigger type should be EDGE_RISING. So fix all remoteproc
nodes.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220530080842.37024-3-manivannan.sadhasivam@linaro.org