Pick up TS 5.9 stable

Fixes #258302

extensions/package-lock.json

@@ -10,7 +10,7 @@
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
-        "typescript": "^5.9.1-rc"
+        "typescript": "^5.9.2"
       },
       "devDependencies": {
         "@parcel/watcher": "2.5.1",
@@ -940,9 +940,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.1-rc",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.1-rc.tgz",
-      "integrity": "sha512-pWar+9HGLkLwxu2PX1ItWnWg80r6nZ8qVEyWVRsnlZyZeFkHeR+eCrZ9PcYeVZjdLvcd5p/WgycViI+lsTh2qg==",
+      "version": "5.9.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
+      "integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",

extensions/package.json

@@ -4,7 +4,7 @@
   "license": "MIT",
   "description": "Dependencies shared by all extensions",
   "dependencies": {
-    "typescript": "^5.9.1-rc"
+    "typescript": "^5.9.2"
   },
   "scripts": {
     "postinstall": "node ./postinstall.mjs"