Add janitors to the OWNERS file am: 4b052656b9

Original change: https://android-review.googlesource.com/c/platform/external/deqp-deps/glslang/+/3423627

Change-Id: I871b6e401fbe2f004d71432f6cd8e4d0216588b7
Signed-off-by: Automerger Merge Worker <[email protected]>