Update SerenityOS JBIG2 test files

https://github.com/SerenityOS/serenity/compare/1c65cbcac48d8399c...4429f0c52ecac138b

Not sure if there's a way to limit the comparison to just the
Tests/LibGfx/test-inputs/jbig2/json folder:

https://github.com/SerenityOS/serenity/commits/master/Tests/LibGfx/test-inputs/jbig2/json

Picks up a bunch of halftone tests with rotated grids and HENABLESKIP,
the commits from Dec 18, 2025 and Dec 21, 2025.

PDFium passes these tests already, see also
https://pdfium-review.googlesource.com/c/pdfium/+/134090 which
this effectively adds tests for.

Bug: 42271957,431796938
Change-Id: I0a34019769c9cafff3b1b2b1ed263b96bfb0a027
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium_tests/+/140330
Reviewed-by: Nico Weber <thakis@google.com>
Reviewed-by: Lei Zhang <thestig@chromium.org>
13 files changed