Remove johnstiles@google.com from third_party/libpng/OWNERS

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https://chromium-review.googlesource.com/q/johnstiles@google.com

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Change-Id: I7120dc887e73e65c73b60eee981a9ab7e6d24754
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5779671
Reviewed-by: Leon Scroggins <scroggo@google.com>
Auto-Submit: Owners Cleanup <swarming-tasks@owners-cleanup-prod.google.com.iam.gserviceaccount.com>
Commit-Queue: Leon Scroggins <scroggo@google.com>
Cr-Commit-Position: refs/heads/main@{#1340390}
NOKEYCHECK=True
GitOrigin-RevId: 1b7258a8e96209fd1b263f391314832b221af6ea
1 file changed