ci: remove duplicate anchor keys in circleci cfg
ci: remove duplicate anchor keys in circleci cfg

When updating to Pipelines (https://circleci.com/docs/2.0/build-processing/), duplicate keys cause builds to fail.

clydin/angular-cli,catull/angular-cli,manekinekko/angular-cli,angular/angular-cli,hansl/angular-cli,ocombe/angular-cli,hansl/angular-cli,DevIntent/angular-cli,filipesilva/angular-cli,DevIntent/angular-cli,hansl/angular-cli,DevIntent/angular-cli,clydin/angular-cli,clydin/angular-cli,DevIntent/angular-cli,ocombe/angular-cli,filipesilva/angular-cli,ocombe/angular-cli,Brocco/angular-cli,angular/angular-cli,hansl/angular-cli,beeman/angular-cli,Brocco/angular-cli,Brocco/angular-cli,ocombe/angular-cli,catull/angular-cli,ocombe/angular-cli,filipesilva/angular-cli,catull/angular-cli,Brocco/angular-cli,manekinekko/angular-cli,catull/angular-cli,beeman/angular-cli,clydin/angular-cli,beeman/angular-cli,geofffilippi/angular-cli,geofffilippi/angular-cli,Brocco/angular-cli,manekinekko/angular-cli,DevIntent/angular-cli,geofffilippi/angular-cli,beeman/angular-cli,filipesilva/angular-cli,angular/angular-cli,angular/angular-cli,geofffilippi/angular-cli