Pick up TS 6.0

Fixes #304483

extensions/package-lock.json

@@ -10,7 +10,7 @@
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
-        "typescript": "^5.9.3"
+        "typescript": "^6.0.2"
       },
       "devDependencies": {
         "@parcel/watcher": "^2.5.6",
@@ -897,9 +897,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.2.tgz",
+      "integrity": "sha512-bGdAIrZ0wiGDo5l8c++HWtbaNCWTS4UTv7RaTH/ThVIgjkveJt83m74bBHMJkuCbslY8ixgLBVZJIOiQlQTjfQ==",
       "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": "^5.9.3"
+    "typescript": "^6.0.2"
   },
   "scripts": {
     "postinstall": "node ./postinstall.mjs"