Revert^2 "Add RuntimeShader#setWorkingColorSpace"

c897edb1

Bug: 299670828
Test: android.uirendering.cts.testclasses.RuntimeShaderTests#testWorkingColorSpace
Flag: com.android.graphics.hwui.flags.shader_color_space

Change-Id: Ie5adab0ce6c86db3c91a6d2a1d7ca660b2a31e74