bump baggageclaim
bump baggageclaim

Submodule src/github.com/concourse/baggageclaim f632d8c..915b6ce:
  > reuse existing loopback if already attached

jbayer/concourse,cjcjameson/concourse,beni55/concourse,squeedee/concourse,holgero/concourse,longnguyen11288/concourse,sedouard/concourse,cjcjameson/concourse,zachgersh/concourse,concourse/concourse,concourse/concourse,beni55/concourse,sedouard/concourse,Amit-PivotalLabs/concourse,CloudCredo/concourse,jbayer/concourse,holgero/concourse,Amit-PivotalLabs/concourse,jbayer/concourse,concourse/concourse,squeedee/concourse,longnguyen11288/concourse,concourse/concourse,beni55/concourse,zachgersh/concourse,concourse/concourse,Amit-PivotalLabs/concourse,CloudCredo/concourse,sedouard/concourse,longnguyen11288/concourse,zachgersh/concourse,cjcjameson/concourse,CloudCredo/concourse,squeedee/concourse,holgero/concourse