Replace CR LF line endings in selection-wrongtype.html with LF.

BUG=
TBR=keishi@chromium.org

Review URL: https://codereview.chromium.org/103193007

git-svn-id: svn://svn.chromium.org/blink/trunk@163832 bbb929c8-8fbe-4397-9dbb-9b2b20218538