Update typescript-eslint requirement in /packages/main

Updates the requirements on [typescript-eslint](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/typescript-eslint) to permit the latest version.
- [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
...

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

Author: dependabot[bot]

packages/main/package.json

@@ -40,7 +40,7 @@
 		"globals": "^15.14.0",
 		"prettier": "^3.4.2",
 		"typescript": "^5.7.2",
-		"typescript-eslint": "^8.19.0",
+		"typescript-eslint": "^8.20.0",
 		"vitest": "^2.1.8"
 	}
 }