PDFx test for sample-technical.pdf

Input: sample-technical.pdf

(cd "sample-technical.pdf_dir" && uv run --project "$repo_root" pdfx -t "sample-technical.pdf_name" -o "sample-technical--pdfx-python.txt")

(cd "sample-technical.pdf_dir" && uv run --project "$repo_root" pdfx -j "sample-technical.pdf_name" -o "sample-technical--pdfx-python.json")