Remove piman from OWNERS files

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Change-Id: Idc9b82f97846f1b38bb4dfd7006ceb635a45e8df
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1721455
Commit-Queue: Bill Budge <bbudge@chromium.org>
Reviewed-by: Bill Budge <bbudge@chromium.org>
Reviewed-by: danakj <danakj@chromium.org>
Auto-Submit: Antoine Labour <piman@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#681490}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 398dfff301b49aa3059edb88b935c312f88b0d82
diff --git a/OWNERS b/OWNERS
index bcb2ab2..18ed4a5 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,5 +1,4 @@
 kbr@chromium.org
-piman@chromium.org
 zmo@chromium.org
 # COMPONENT: Internals>GPU>Internals
 # TEAM: graphics-dev@chromium.org