Fix lux-to-brightness mapping key

We should call getRawName() so that the enum value "_default" is translated to "default" without the underscore.

Bug: 313907567
Test: adb shell dumpsys display
Test: atest DisplayDeviceConfigTest
Change-Id: Ib1353404d5d1c6cdd67ee7f3992f6f1c163a8a2f
2 files changed