[LowLightBoost] Update luma threshold criteria

- night extension: avg luma = 100 and avg delta luma = 17
- low light boost: avg luma = 80 and avg delta luma = 18

Test: n/a
Bug: 345012675
Change-Id: Ib099a3d4da9307abe0536ff5452443a8c9063252
2 files changed