(PUP-2882) Correct acceptance test for single version module upgrade

Before this commit, the acceptance test for upgrading a module which
only has one version was expecting old error messages. This commit
corrects the acceptance test to expect the new error message.
Merge pull request #2901 from andersonmills/bug/master/pup2882-acceptance_test_change_for_only_one_module_version

(PUP-2882) Correct acceptance test for single version module upgrade