Bump @typescript-eslint/eslint-plugin in /packages/cosmos

Bumps [@typescript-eslint/eslint-plugin](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/eslint-plugin) from 6.21.0 to 7.8.0.
- [Release notes](https://github.com/typescript-eslint/typescript-eslint/releases)
- [Changelog](https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/CHANGELOG.md)
- [Commits](https://github.com/typescript-eslint/typescript-eslint/commits/v7.8.0/packages/eslint-plugin)

---
updated-dependencies:
- dependency-name: "@typescript-eslint/eslint-plugin"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

packages/cosmos/package.json

@@ -19,7 +19,7 @@
     "clean": "rm -rf .turbo api dist node_modules"
   },
   "devDependencies": {
-    "@typescript-eslint/eslint-plugin": "^6",
+    "@typescript-eslint/eslint-plugin": "^7",
     "@typescript-eslint/parser": "^6",
     "eslint": "^8",
     "prettier": "^3",