Change jpeg test image resource 59.jpg size

Make 59.jpg the same size as 2-comp.jpg.

TBR=mikelawther@chromium.org
BUG=299835

Review URL: https://codereview.chromium.org/26604003

git-svn-id: svn://svn.chromium.org/blink/trunk@159548 bbb929c8-8fbe-4397-9dbb-9b2b20218538