gps: Enable OnChipStopNotification

Without EnableOnChipStopNotification Pixellogger can't close
OnChip PVT session log, which could cause log replay issue.

Bug: 193770230
Test: close command is sent to logger service when on-chip request stops
Change-Id: I6e524bdf589db12176031fe711bac3c2f1d0532b
1 file changed