revert: "ci: disable ngcc async"
revert: "ci: disable ngcc async"

This reverts commit 6c8b0f131595edcc278e14a4723ff01fd4419279.

geofffilippi/angular-cli,geofffilippi/angular-cli,ocombe/angular-cli,ocombe/angular-cli,ocombe/angular-cli,catull/angular-cli,angular/angular-cli,Brocco/angular-cli,geofffilippi/angular-cli,angular/angular-cli,angular/angular-cli,geofffilippi/angular-cli,Brocco/angular-cli,filipesilva/angular-cli,filipesilva/angular-cli,catull/angular-cli,ocombe/angular-cli,catull/angular-cli,Brocco/angular-cli,Brocco/angular-cli,clydin/angular-cli,ocombe/angular-cli,clydin/angular-cli,angular/angular-cli,catull/angular-cli,Brocco/angular-cli,filipesilva/angular-cli,clydin/angular-cli,filipesilva/angular-cli,clydin/angular-cli