fix(angular): remove leftover code causing duplicated route config when generating a library

[leosvelperez]

Current Behavior

Generating a library with routing produces some duplicated route configurations.

Expected Behavior

Generating a library with routing should generate the correct code with no duplicated configuration.

Related Issue(s)

Fixes #19012

[vercel]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Updated (UTC)
nx-dev	✅ Ready (Inspect)	Visit Preview	Sep 26, 2023 8:10am

[nx-cloud]

☁️ Nx Cloud Report

CI is running/has finished running commands for commit d56bfa8. As they complete they will appear below. Click to see the status, the terminal output, and the build insights.

📂 See all runs for this CI Pipeline Execution

---

✅ Successfully ran 6 targets

• nx affected --target=e2e --base=5cc87bfdc26ba2a24b8833c2397a0f87a32e44c0 --head=d56bfa8e10f44c9bbc9d63b3704228f497d060e8 --parallel=1
• nx affected --targets=lint,test,build --base=5cc87bfdc26ba2a24b8833c2397a0f87a32e44c0 --head=d56bfa8e10f44c9bbc9d63b3704228f497d060e8 --parallel=3
• nx run-many -t check-imports check-commit check-lock-files check-codeowners documentation --parallel=1 --no-dte
• nx-cloud record -- nx format:check --base=5cc87bfdc26ba2a24b8833c2397a0f87a32e44c0 --head=d56bfa8e10f44c9bbc9d63b3704228f497d060e8
• nx documentation --no-dte
• nx affected -t e2e-macos --parallel=1 --base=5cc87bfdc26ba2a24b8833c2397a0f87a32e44c0 --head=d56bfa8e10f44c9bbc9d63b3704228f497d060e8

---

Sent with 💌 from NxCloud.

[github-actions]

This pull request has already been merged/closed. If you experience issues related to these changes, please open a new issue referencing this pull request.