msm: npu v1: Fix OOB issue in IPC between driver and firmware

We shoudn't trust the data from firmware, and need to validate
all content before using them.

Change-Id: I39b58f3d482931a932dab7ca4b8cc3e4d9086b36
Signed-off-by: Jilai Wang <quic_jilaiw@quicinc.com>