Revert "fix accessors_post_translations reference name in test schema, from #277."

This reverts commit 6ad3de9f257a27ece3e026fce36c8cf8a410a4f7.
Revert "Merge pull request #277 from svenfuchs/translation_accessors"

This reverts commit c0b85ca61d312b24298c80730fbf2b3d35c7e868, reversing
changes made to 280307d3705980a38fd21bf99bf1b4c9daee47f3.