docs: add CHANGELOG entry for hono upgrade

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Author: linear-code[bot]

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 - Upgraded `tar` to `^7.5.20`. [#1474](https://github.com/sourcebot-dev/sourcebot/pull/1474)
+- Upgraded `hono` to `^4.12.31`. [#1486](https://github.com/sourcebot-dev/sourcebot/pull/1486)
 
 ### Changed
 - Reduced Sentry span sampling to 10% outside development. [#1475](https://github.com/sourcebot-dev/sourcebot/pull/1475)