The DT-bindings which has macros for IPCLite signal
usage, has been moved from kernel SI to vendor SI as
all IPCLite related changes can be done in synx-kernel
vendor SI without any kernel change going forward.
Change-Id: I5047684d043df25dd607bd5943791850adc1bac0
Signed-off-by: Chelliah Vinu R <quic_chelliah@quicinc.com>