Bump typescript from 5.6.3 to 5.7.3 in /js-applet

Bumps [typescript](https://github.com/microsoft/TypeScript) from 5.6.3 to 5.7.3.
- [Release notes](https://github.com/microsoft/TypeScript/releases)
- [Changelog](https://github.com/microsoft/TypeScript/blob/main/azure-pipelines.release.yml)
- [Commits](microsoft/TypeScript@v5.6.3...v5.7.3)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

js-applet/package.json

@@ -9,7 +9,7 @@
     "babel-loader": "^9.2.1",
     "ts-loader": "^9.4.4",
     "ts-node": "^10.9.2",
-    "typescript": "5.6.3",
+    "typescript": "5.7.3",
     "webpack": "^5.75.0",
     "webpack-cli": "^5.0.0"
   },