fix(deps): update dependencies and devDependencies

Update the project dependencies in package.json to the latest versions:
- Upgrade "@nestjs/common", "@nestjs/core", "@nestjs/platform-express", to 11.1.9
- Upgrade "unleash-client" to 6.8.0
- Upgrade "@eslint/js" and "eslint" to 9.39.1
- Upgrade "@nestjs/cli" to 11.0.14
- Upgrade "@semantic-release/github" to 12.0.2 and "@semantic-release/npm" to 13.1.2
- Upgrade "@stylistic/eslint-plugin" to 5.6.1 and "@types/express" to 5.0.5
- Upgrade "@types/node" to 24.10.1
- Upgrade "@typescript-eslint/eslint-plugin" and "@typescript-eslint/parser" to 8.48.0
- Upgrade "prettier" to 3.7.1
- Sync "typescript-eslint" with "@typescript-eslint/eslint-plugin", upgrading to 8.48.0

Author: Alpha018