Update pants wrapper to match upstream
Update pants wrapper to match upstream

Picking up this fix:
https://github.com/pantsbuild/setup/commit/990b364cd196cdeee3ac9ec9bc4607df444bbb9f

Makes pants work when a user's homedir is NFS mounted to multiple OSes.

Reviewed at https://reviews.apache.org/r/43554/

crashlytics/aurora,protochron/aurora,apache/aurora,crashlytics/aurora,medallia/aurora,crashlytics/aurora,medallia/aurora,rdelval/aurora,protochron/aurora,thinker0/aurora,apache/aurora,apache/aurora,crashlytics/aurora,protochron/aurora,rdelval/aurora,crashlytics/aurora,protochron/aurora,apache/aurora,crashlytics/aurora,thinker0/aurora,rdelval/aurora,medallia/aurora,apache/aurora,apache/aurora,thinker0/aurora,thinker0/aurora,medallia/aurora,rdelval/aurora,rdelval/aurora,protochron/aurora,medallia/aurora,thinker0/aurora,thinker0/aurora,rdelval/aurora,protochron/aurora,medallia/aurora