Remove excessive periods from DSL error messages
Remove excessive periods from DSL error messages

Apparently, a period is already added when interpolating those messages,
some lines below.

Teino1978-Corp/Teino1978-Corp-bundler,bronzdoc/bundler,seanlinsley/bundler,dilumnavanjana/bundler,bundler/bundler,bronzdoc/bundler,mvz/bundler,davydovanton/bundler,Teino1978-Corp/Teino1978-Corp-bundler,pivotal-cf-experimental/bundler,jingweno/bundler,pivotal-cf-experimental/bundler,RochesterinNYC/bundler,bundler/bundler,mpapis/bundler,mvz/bundler,mpapis/bundler,asutoshpalai/bundler,dilumnavanjana/bundler,jingweno/bundler,seanlinsley/bundler,RochesterinNYC/bundler,asutoshpalai/bundler,davydovanton/bundler