midis: Add hidehiko@ to OWNERS file

Add hidehiko@ so that an OWNER is available for approvals while in the
JST timezone.

BUG=None
TEST=None

Change-Id: I2fa942f9f370fca8dcaaf517697dac9bc00044d5
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform2/+/1973245
Tested-by: Prashant Malani <pmalani@chromium.org>
Auto-Submit: Prashant Malani <pmalani@chromium.org>
Commit-Queue: Hidehiko Abe <hidehiko@chromium.org>
Reviewed-by: Hidehiko Abe <hidehiko@chromium.org>
diff --git a/midis/OWNERS b/midis/OWNERS
index 6e7835f..3305ead 100644
--- a/midis/OWNERS
+++ b/midis/OWNERS
@@ -1,3 +1,4 @@
 set noparent
 pmalani@chromium.org
 dgreid@chromium.org
+hidehiko@chromium.org