Merge "Revert "Clarify the ComposerClient comment for CONFIG_GROUP"" am: 184c1b546c am: 47c7b2f334 am: 977156e1b8

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1830033

Change-Id: Id1540b50fd67adc341ddc014f1d2be7d3d2b939e