Revert "Update Skia expectations for some corpus tests"

This reverts commit ea69bc085138acda77fce4153ccd8b2260c05594.

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: I9eb915a3212ef3e1685d620d99ee52faba889a51
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium_tests/+/100950
Reviewed-by: Nigi <nigi@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>

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