chore(deps-dev): bump eventsource from 3.0.7 to 4.0.0

Bumps [eventsource](https://github.com/EventSource/eventsource) from 3.0.7 to 4.0.0.
- [Release notes](https://github.com/EventSource/eventsource/releases)
- [Changelog](https://github.com/EventSource/eventsource/blob/main/CHANGELOG.md)
- [Commits](EventSource/eventsource@v3.0.7...v4.0.0)

---
updated-dependencies:
- dependency-name: eventsource
  dependency-version: 4.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -132,7 +132,7 @@
     "eslint-config-prettier": "10.1.5",
     "eslint-plugin-import": "2.31.0",
     "eslint-plugin-prettier": "5.4.0",
-    "eventsource": "3.0.7",
+    "eventsource": "4.0.0",
     "fancy-log": "2.0.0",
     "fastify": "5.3.3",
     "globals": "16.1.0",