build(deps-dev): bump typescript from 5.8.3 to 5.9.3 (#3707)

Author: dependabot[bot]

package-lock.json

@@ -83,7 +83,7 @@
 		"prettier": "^3.6.2",
 		"react-router": "^7.9.1",
 		"ts-loader": "^9.5.4",
-		"typescript": "^5.8.3"
+		"typescript": "^5.9.3"
 	},
 	"devDependenciesComments": {
 		"@wordpress/babel-preset-default": "Don't upgrade to v8 or greater until the plugin requires WordPress 6.6. See https://github.com/WordPress/gutenberg/pull/62265/files",