Update TypeScript in .github/scripts to v6

TypeScript 6 deprecates the node10 module resolution that the CommonJS
module setting implies. nodenext emits the same CommonJS for this
package.

Amp-Thread-ID: https://ampcode.com/threads/T-01a176c6-528a-7430-b296-e66930d153b4

Author: ondrejmirtes

.github/scripts/package-lock.json

@@ -15,6 +15,6 @@
   },
   "devDependencies": {
     "@types/node": "^24.0.0",
-    "typescript": "^5.8.3"
+    "typescript": "^6.0.0"
   }
 }

.github/scripts/package.json

@@ -1,8 +1,7 @@
 {
 	"compilerOptions": {
 		"target": "ES2020",
-		"module": "CommonJS",
-		"moduleResolution": "Node",
+		"module": "nodenext",
 		"esModuleInterop": true,
 		"strict": true,
 		"forceConsistentCasingInFileNames": true,