chore(deps-dev): bump typescript from 5.8.3 to 5.9.3

Bumps [typescript](https://github.com/microsoft/TypeScript) from 5.8.3 to 5.9.3.
- [Release notes](https://github.com/microsoft/TypeScript/releases)
- [Changelog](https://github.com/microsoft/TypeScript/blob/main/azure-pipelines.release-publish.yml)
- [Commits](microsoft/TypeScript@v5.8.3...v5.9.3)

---
updated-dependencies:
- dependency-name: typescript
  dependency-version: 5.9.3
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -20,7 +20,7 @@
     "neostandard": "^0.12.0",
     "c8": "^10.0.0",
     "esbuild": "~0.25.0",
-    "typescript": "~5.8.2"
+    "typescript": "~5.9.3"
   },
   "homepage": "https://github.com/bcomnes/deploy-to-neocities#readme",
   "keywords": [],