Revert "Update Skia expectations for some corpus tests"

This reverts commit e84a18429e9c7af1829e28a7c7b0cd501d52d532.

Reason for revert: https://pdfium-review.googlesource.com/100174 was fixed for the wrong root cause. The revert and new fix is uploaded at https://pdfium-review.googlesource.com/100930

Change-Id: I5b2bdf15e3579f8f02ea7d2adaa8402ef3126445
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium_tests/+/100955
Reviewed-by: Nigi <nigi@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>