Update Skia expectations after some AAA changes

Update the expectations to match how Skia renders with CL [1] and [2].

[1] https://skia-review.googlesource.com/855820
[2] https://skia-review.googlesource.com/856596

Change-Id: I1253751801f3bd57319b93976422f858a052a405
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium_tests/+/120372
Reviewed-by: Ben Wagner <bungeman@google.com>