fix(eslint): array type lints

Author: chris-olszewski

packages/eslint-config-turbo/src/flat/index.ts

@@ -11,4 +11,4 @@ export default [
       "turbo/no-undeclared-env-vars": "error",
     },
   },
-] satisfies Linter.Config[];
+] satisfies Array<Linter.Config>;