PostProcessManager: fix setMinMaxLevels for StructureMipmap.
PostProcessManager: fix setMinMaxLevels for StructureMipmap.

google/filament,google/filament,google/filament,google/filament,google/filament,google/filament,google/filament,google/filament,google/filament,google/filament,google/filament,google/filament