Unskip test_create_and_get_delete_bucket()

test_create_and_get_delete_bucket() was skipped because of bug 1076965
which is now in a state which should allow us to unskip it.

Change-Id: I56bc2bfb5a3019cf4a2979b40c7d7cbe3c8cf71a
Related-Bug: #1076965
Merge "Unskip test_create_and_get_delete_bucket()"