build(deps): bump posthog-node from 5.29.5 to 5.30.0 (#3500)

Bumps [posthog-node](https://github.com/PostHog/posthog-js/tree/HEAD/packages/node) from 5.29.5 to 5.30.0.
- [Release notes](https://github.com/PostHog/posthog-js/releases)
- [Changelog](https://github.com/PostHog/posthog-js/blob/main/packages/node/CHANGELOG.md)
- [Commits](https://github.com/PostHog/posthog-js/commits/posthog-node@5.30.0/packages/node)

---
updated-dependencies:
- dependency-name: posthog-node
  dependency-version: 5.30.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

package-lock.json

@@ -84,7 +84,7 @@
     "passport-google-oauth20": "^2.0.0",
     "passport-jwt": "^4.0.1",
     "passport-local": "^1.0.0",
-    "posthog-node": "^5.29.5",
+    "posthog-node": "^5.30.0",
     "redoc-express": "^2.1.3",
     "resend": "^6.12.2",
     "sharp": "^0.34.5",