Bump Node version to v22.15.1

Author: github-actions[bot]

extensions/ql-vscode/.nvmrc

@@ -1 +1 @@
-v20.19.0
+v22.15.1

extensions/ql-vscode/package-lock.json

@@ -14,7 +14,7 @@
   },
   "engines": {
     "vscode": "^1.90.0",
-    "node": "^20.19.0",
+    "node": "^22.15.1",
     "npm": ">=7.20.6"
   },
   "categories": [
@@ -2053,7 +2053,7 @@
     "@types/gulp-replace": "^1.1.0",
     "@types/jest": "^29.5.12",
     "@types/js-yaml": "^4.0.6",
-    "@types/node": "20.19.*",
+    "@types/node": "22.15.*",
     "@types/proper-lockfile": "^4.1.4",
     "@types/react": "^18.3.12",
     "@types/react-dom": "^18.3.1",