Remove cruft in yarn.lock
Remove cruft in yarn.lock

Dependabot seems to have done a number of this one, and left some cruft behind.

gocd/gocd,gocd/gocd,Skarlso/gocd,ketan/gocd,Skarlso/gocd,gocd/gocd,Skarlso/gocd,ketan/gocd,ketan/gocd,Skarlso/gocd,gocd/gocd,ketan/gocd,ketan/gocd,gocd/gocd,Skarlso/gocd,Skarlso/gocd,gocd/gocd,ketan/gocd