Ingestion: more COLING workshops

[mjpost]

1. In the Github sidebar, add the PR to work items and the current milestone
2. In the Github sidebar, under "Development", make sure to link to the corresponding issue
3. Make sure the branch is merged with the latest master branch
4. Ensure that there are editors listed in the <meta> block
5. For workshops, add a <venue>ws</venue> tag to its meta block
6. For workshops, add a backlink from the main event's <event> block
7. Add events to their relevant SIGs
8. Look at the venue listing for prior years, and ensure that the new volume titles are consistent. You can do this by clicking on the venue name from a paper page, which will take you to the vendor listing.
9. Navigate to the event page preview (e.g., https://preview.aclanthology.org/icnlsp-ingestion/events/icnlsp-2021/), and page through, to see if there are any glaring mistakes
10. Skim through the complete listing, looking for mis-parsed author names.
11. Download the frontmatter and verify that the table of contents matches at least three randomly-selected papers
12. Download 3–5 PDFs (including the first and last one) and make sure they are correct (title, authors, page numbers).

[github-actions]

Build successful. Some useful links:

• Complete site preview: https://preview.aclanthology.org/ingest-more-coling
• Potential volumes of interest: 2025.bucc-1, 2025.cltw-1, 2025.coling-main, 2025.coling-demos, 2025.coling-industry, 2025.indonlp-1, 2025.loreslm-1, 2025.regnlp-1

This preview will be removed when the branch is merged.