marvell: Remove OWNER no longer on team

BUG=None
TEST=None

Change-Id: I3f63872b897ac12dea10eff0858f591bcdf6fa57
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/marvell/+/2255890
Reviewed-by: Brian Norris <briannorris@chromium.org>
Commit-Queue: Kirtika Ruchandani <kirtika@chromium.org>
Tested-by: Kirtika Ruchandani <kirtika@chromium.org>
diff --git a/OWNERS b/OWNERS
index bff364b..81c7562 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,4 +1,3 @@
-kirtika@chromium.org
 mcchou@chromium.org
 josephsih@chromium.org
 briannorris@chromium.org