ci: update dependency @schematics/angular to v12.1.2

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@schematics/angular	`12.1.1` -> `12.1.2`

Release Notes

angular/angular-cli

### [`v12.1.2`](https://togithub.com/angular/angular-cli/releases/v12.1.2) [Compare Source](https://togithub.com/angular/angular-cli/compare/v12.1.1...v12.1.2) ##### Commits

@angular-devkit/build-angular (12.1.2)
Commit	Description	Notes
	silence Sass compiler warnings from 3rd party stylesheets	[Closes #21235]
	ensure `NG_PERSISTENT_BUILD_CACHE` always creates a cache in the specified cache directory
	force linker `sourceMapping` option to false.	[Closes #21271]
	fail browser build when index generation fails
	`extractLicenses` didn't have an effect when using server builder
	fix issue were `@media all` causing critical CSS inling to fail	[Closes #20804]
	display incompatibility errors	[Closes #21322]
	exclude `outputPath` from persistent build cache key	[Closes #21275]
@ngtools/webpack (12.1.2)
Commit	Description	Notes
	only track file dependencies	[Closes #21228]
	allow generated assets of Angular component resources
	avoid non-actionable template type-checker syntax diagnostics
@schematics/angular (12.1.2)
Commit	Description	Notes
	remove unsafe any usage in application spec file
	replace interactive `div` with `button` in application component template
	use stricter semver for `karma-jasmine-html-reporter`

*** *** ##### Special Thanks Alan Agius, Charles Lyding, Joey Perrott, Terence D. Honles