chore: update concurrently 8→9

Fixes lodash code injection (GHSA-r5fr-rjxr-66jc) and
prototype pollution (GHSA-f23m-r3pf-42rh) vulnerabilities.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: yamatatsu

package.json

@@ -50,7 +50,7 @@
     "@aws-sdk/client-athena": "^3.540.0",
     "@types/node": "^20.12.2",
     "aws-sdk-client-mock": "^4.0.0",
-    "concurrently": "^8.2.2",
+    "concurrently": "^9.2.1",
     "husky": "^9.0.11",
     "prettier": "^3.2.5",
     "typescript": "^5.4.3",