pr-13368-c78748 vs. 2412-321 / mtl-osx-m1 / nddemo-lighting

pr-13368-c78748 (c7874846) Diff 2412-321 (aabde714)
c811208ed8a1a8c163dec5784fc10ee234af2f63 Waiting for diff... a2b48846462b6d67283869add81fcf7d93175975
048fdb6c613c7e82219ca771b4d8e644a4dc87b9 Waiting for diff... 7ce7cafc116ce3cc997f309b1f6c1002881fee55
87cd8d6fcd20227bebd4c0221848760cdc7670cc Waiting for diff... 6daa6b67db25bfcc9619ee8da199b9f249fed6a0