Add API to ColorSpace to compute chromaticity coordinates from CCT

Add a ColorSpace API that computes the chromaticity coordinates of a CIE
series D illuminant from the specified correlated color temperature.

Test: cts-tradefed run singleCommand cts-dev --module CtsGraphicsTestCases --test android.graphics.cts.ColorSpaceTest
Bug 116516917

Change-Id: I6c9f2a23ed548556d5fbdcc22ed5a094a76bb8e4