Added OWNERS file to device/nfc.

Added OWNERS file to device/nfc to reflect the correct owners.

BUG=none
R=keybuk@chromium.org

Review URL: https://codereview.chromium.org/182143003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@254578 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 254578