build: correct package.json version to 13.0.0-next.0
build: correct package.json version to 13.0.0-next.0

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