decoder: fix integer overflow when setting i4_prev_max_display_seq

reset ps_dec->i4_prev_max_display_seq if out of int32 range
to avoid overflow

Bug: 143791121
Bug: 143791161
Test: POC in bug description
Change-Id: I3d8df556b003a7c739716bb33262ab3a6ca7b2d9
2 files changed