Bump @angular/common, @angular/forms, @angular/platform-browser, @angular/platform-browser-dynamic, @angular/platform-server, @angular/router, ngx-bootstrap and @angular-devkit/build-angular in /src/Web/ClientApp

Bump @angular/common, @angular/forms, @angular/platform-browser, @angular/platform-browser-dynamic, @angular/platform-server, @angular/router, ngx-bootstrap and @angular-devkit/build-angular in /src/Web/ClientApp #251