Bump typescript-eslint from 8.19.1 to 8.20.0 (web-platform-dx#2533)

Bumps [typescript-eslint](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/typescript-eslint) from 8.19.1 to 8.20.0.
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/typescript-eslint/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v8.20.0/packages/typescript-eslint)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -56,7 +56,7 @@
     "ts-json-schema-generator": "^2.3.0",
     "tsx": "^4.19.2",
     "typescript": "^5.7.3",
-    "typescript-eslint": "^8.19.1",
+    "typescript-eslint": "^8.20.0",
     "unified": "^11.0.5",
     "web-specs": "^3.32.0",
     "winston": "^3.17.0",