Add yosin to core/editing/OWNERS
Add yosin to core/editing/OWNERS

NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/1102843002

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@194340 bbb929c8-8fbe-4397-9dbb-9b2b20218538

axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk,axinging/chromium-crosswalk