Bump posthog-js from 1.256.0 to 1.257.0 (#1794)

Bumps [posthog-js](https://github.com/PostHog/posthog-js) from 1.256.0 to 1.257.0.
- [Release notes](https://github.com/PostHog/posthog-js/releases)
- [Changelog](https://github.com/PostHog/posthog-js/blob/main/CHANGELOG.md)
- [Commits](PostHog/posthog-js@v1.256.0...v1.257.0)

---
updated-dependencies:
- dependency-name: posthog-js
  dependency-version: 1.257.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -44,7 +44,7 @@
     "bowser": "^2.11.0",
     "eslint-config-prettier": "^10.1.5",
     "leaflet": "^1.9.4",
-    "posthog-js": "^1.256.0",
+    "posthog-js": "^1.257.0",
     "stimulus-use": "^0.52.3",
     "tailwindcss": "^3.4.17"
   },