fix: upgrade typescript from 5.9.2 to 5.9.3

Snyk has created this PR to upgrade typescript from 5.9.2 to 5.9.3.

See this package in npm:
typescript

See this project in Snyk:
https://app.snyk.io/org/jgunnink/project/40fcd0b4-ec0e-4853-bbdf-328fb7c12da7?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

package-lock.json

@@ -18,7 +18,7 @@
   "license": "MIT",
   "dependencies": {
     "@google-cloud/functions-framework": "^4.0.0",
-    "typescript": "^5.9.2"
+    "typescript": "^5.9.3"
   },
   "devDependencies": {
     "@types/chai": "^4.3.17",