Revert "Add some debug output on bosh_pre_destroy error."
Revert "Add some debug output on bosh_pre_destroy error."

This reverts commit f82e78519541b6c7da34f78d9688110f0cf7f483.

I don't think we need this anymore now that the tests have been rewritten
from Rspec to Ginkgo. If we see the problem arise again then we can add it
back.

jimconner/paas-cf,jimconner/paas-cf,alphagov/paas-cf,alphagov/paas-cf,alphagov/paas-cf,jimconner/paas-cf,jimconner/paas-cf,jimconner/paas-cf,alphagov/paas-cf,jimconner/paas-cf,alphagov/paas-cf,jimconner/paas-cf,alphagov/paas-cf,alphagov/paas-cf,alphagov/paas-cf