docs: add good first issue sentence (#28089)

Author: jesselpalmer

README.md

@@ -31,7 +31,8 @@ Material.
 
 If you'd like to contribute, please follow our [contributing guidelines][contributing]. Please see
 our [`help wanted`][help-wanted] label for a list of issues with good opportunities for
-contribution.
+contribution. You can also use the [`good first issue`][good-first-issue] label to find issues 
+if you are just starting to contribute to the project.
 
 ## What we're working on now (Q2 2023):
 * Investigating and fixing reported regressions for the new components launched in v15
@@ -81,3 +82,4 @@ We aim for great user experience with the following screen readers:
 [getting-started]: https://material.angular.io/guide/getting-started
 [contributing]: https://github.com/angular/components/blob/main/CONTRIBUTING.md
 [help-wanted]: https://github.com/angular/components/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+wanted%22
+[good-first-issue]: https://github.com/angular/components/issues?q=is%3Aissue+is%3Aopen+label%3A%22help+wanted%22+label%3A%22good+first+issue%22