[Feed health] eventos.wiki: feed unreachable or invalid

[github-actions]

The feed of eventos.wiki has failed its daily health check 3 times in a row (since 2026-08-27).

• Feed: https://eventos.wiki/events.json
• Website: https://eventos.wiki
• Last error:

fetch failed: The operation was aborted due to timeout

If the feed is gone for good, delist the community with a PR removing its entry from docs/data/adopters.json. If it's temporary, this issue closes itself when the feed recovers.