Adjust ellipse center epsilon further to fix dropouts

Bug: skia:
Change-Id: I93d754cdb7ad7f552d96fcbdf4137f2c699e3a55
Reviewed-on: https://skia-review.googlesource.com/138241
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
1 file changed