fix: upgrade @angular/common from 12.0.4 to 12.2.17

Snyk has created this PR to upgrade @angular/common from 12.0.4 to 12.2.17.

See this package in npm:
@angular/common

See this project in Snyk:
https://app.snyk.io/org/newtonombese1/project/2d91292c-60d2-4a88-81bb-1a1c40995cf5?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot