chore(deps): update dependency posthog-node to v5 (#90)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -49,7 +49,7 @@
 		"mode-watcher": "^1.0.7",
 		"octokit": "^5.0.3",
 		"posthog-js": "^1.249.4",
-		"posthog-node": "^4.18.0",
+		"posthog-node": "^5.0.0",
 		"prettier": "^3.5.3",
 		"prettier-plugin-svelte": "^3.4.0",
 		"prettier-plugin-tailwindcss": "^0.6.12",