specs/scripts: Don't repeat extension functions on features.
specs/scripts: Don't repeat extension functions on features.

To make it easier to spot truly missing functions.

tuanthng/apitrace,surround-io/apitrace,apitrace/apitrace,apitrace/apitrace,tuanthng/apitrace,apitrace/apitrace,trtt/apitrace,tuanthng/apitrace,joshua5201/apitrace,joshua5201/apitrace,schulmar/apitrace,swq0553/apitrace,EoD/apitrace,EoD/apitrace,swq0553/apitrace,trtt/apitrace,tuanthng/apitrace,surround-io/apitrace,swq0553/apitrace,trtt/apitrace,schulmar/apitrace,joshua5201/apitrace,joshua5201/apitrace,joshua5201/apitrace,surround-io/apitrace,tuanthng/apitrace,EoD/apitrace,EoD/apitrace,surround-io/apitrace,schulmar/apitrace,trtt/apitrace,schulmar/apitrace,EoD/apitrace,apitrace/apitrace,trtt/apitrace,surround-io/apitrace,swq0553/apitrace,schulmar/apitrace,swq0553/apitrace