Remove 0 param BrightnessConfiguration.Builder constructor

Tidy up constructor that was hidden rather than removed
to allow pre-release versions of zebedee to work.

Test: atest BrightnessMappingStrategyTest
Test: atest android.display.cts.BrightnessTest
Test: atest BrightnessConfigurationTest
Change-Id: I89989d426ba84232843ddd45f614b837d47086a6