Revert "Update expectations for 031-class-attributes."

This reverts commit 32580ebd54bfeef62d5769439d336ca33f5592b0.

The original commit tracked OpenJDK behaviour, which we've decided
to revert because several apps depend on the value of Package.toString.

bug: 28057303

(cherry picked from commit ae4904905f10997f99a42310785b8f33625e20e9)

Change-Id: If03b91aab42dfaa9c838434b9a28f73cd970e34b
1 file changed