fix(@angular/cli): remove `project` from required properties in ng-packagr schema
fix(@angular/cli): remove `project` from required properties in ng-packagr schema

Closes: #20246

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