power: reset: qcom-dload-mode: support for nodump mode

In case of unexpected warm-restart, device will go into special
download modes. Add support to not go into download modes
i.e., nodump mode.

Change-Id: Ica5f1b22a648458b151a8ae696e97aad83b7fc6c
Signed-off-by: Khaja Hussain Shaik Khaji <quic_kshaikkh@quicinc.com>