Bump ts-loader from 9.3.1 to 9.4.0

Bumps [ts-loader](https://github.com/TypeStrong/ts-loader) from 9.3.1 to 9.4.0.
- [Release notes](https://github.com/TypeStrong/ts-loader/releases)
- [Changelog](https://github.com/TypeStrong/ts-loader/blob/main/CHANGELOG.md)
- [Commits](https://github.com/TypeStrong/ts-loader/compare/v9.3.1...v9.4.0)

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

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

package.json

@@ -49,7 +49,7 @@
         "terser-webpack-plugin": "^5.3.6",
         "tfx-cli": "^0.12.0",
         "trim-newlines": ">=4.0.2",
-        "ts-loader": "^9.3.1",
+        "ts-loader": "^9.4.0",
         "typescript": "^4.8.3",
         "underscore": ">=1.13.4",
         "validator": "^13.7.0",