Issue 2025-4

[robjhyndman]

• Section cross-references not working in html for 2023-106.
• rj::publish_article("2023-132",17,4) gives error, even though the Rmd compiles in the usual way.
• rj::publish_article("2024-13",17,4) gives error, even though the Rmd compiles in the usual way.
• I can't compile 2025-36. Something to do with X11 security?