Fix expected test results for increased wcstof() precision.

Update for changes proposed in
  https://pdfium-review.googlesource.com/c/pdfium/+/117350

Change-Id: I22dd7418b9518fc878463e10cd0168bc6387758a
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium_tests/+/117332
Reviewed-by: Lei Zhang <thestig@chromium.org>
Reviewed-by: Thomas Sepez <tsepez@google.com>
40 files changed