Add jarhar to XML owners

Change-Id: I3ec64c6ae57407ea3df877589109abca71bc6198
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3108053
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Cr-Commit-Position: refs/heads/main@{#913521}
NOKEYCHECK=True
GitOrigin-RevId: eb1921e871fedc22e6819463d319093de716d013
diff --git a/OWNERS b/OWNERS
index 5715f80..536598c 100644
--- a/OWNERS
+++ b/OWNERS
@@ -2,3 +2,4 @@
 # a CL to add yourself here.
 dcheng@chromium.org
 schenney@chromium.org
+jarhar@chromium.org