[rubygems/rubygems] Update tests to match new implementation of falling back to user-writable directories.
https://github.com/rubygems/rubygems/commit/a06e657ac6
[rubygems/rubygems] Update tests to match new implementation of falling back to user-writable directories.
https://github.com/rubygems/rubygems/commit/a06e657ac6