Update Date_FormCale expectation

Updates the image to match what will be appearing once the stable time
values in tests CL,
https://pdfium-review.googlesource.com/c/pdfium/+/39750, lands. This
test is currently suppressed, so this change can land before the other
CL.

BUG=pdfium:1104

Change-Id: Ib746f354ebb3f638c9a643b0b9914713f625033b
Reviewed-on: https://pdfium-review.googlesource.com/39830
Reviewed-by: Henrique Nakashima <hnakashima@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>