update: angular 12

[askonev]

https://angular.dev/update-guide?v=11.0-12.0&l=1

ng version

Angular CLI: 12.2.18
Node: 16.17.1 (Unsupported)
Package Manager: npm 9.2.0
OS: linux x64

Angular: 12.2.17
... animations, common, compiler, compiler-cli, core, forms
... platform-browser, platform-browser-dynamic, router

Package                         Version
---------------------------------------------------------
@angular-devkit/architect       0.1202.18
@angular-devkit/build-angular   12.2.18
@angular-devkit/core            12.2.18
@angular-devkit/schematics      12.2.18
@angular/cdk                    12.2.13
@angular/cli                    12.2.18
@angular/material               12.2.13
@schematics/angular             12.2.18
rxjs                            6.6.7
typescript                      4.3.5

[VitaliySerov]

I'm not a very proficent in Angular (at all) but if it's rendered correctly after upgrade - I think it's good to go :)