[Snyk] Security upgrade angular from 1.7.3 to 1.8.0

[snyk-bot]

Snyk has created this PR to fix one or more vulnerable packages in the `yarn` dependencies of this project.

✨What is Merge Advice?

We check thousands of dependency upgrade pull requests and CI tests every day to see which upgrades were successfully merged. After crunching this data, we give a recommendation on how safe we think the change is for you to merge without causing issues. Learn more, and share your feedback to help improve this feature. 🙏

Changes included in this PR

• Changes to the following files to upgrade the vulnerable dependencies to a fixed version:
  • package.json
  • yarn.lock

Vulnerabilities that will be fixed

With an upgrade:

Severity	Issue	Breaking Change	Exploit Maturity
	Cross-site Scripting (XSS) SNYK-JS-ANGULAR-570058	No	No Known Exploit

Check the changes in this PR to ensure they won't cause issues with your project.

---

Note: You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.

For more information: 🧐 View latest project report

🛠 Adjust project settings

📚 Read more about Snyk's upgrade and patch logic