Revert "forbid rspec-expectations 3.8.3"
Revert "forbid rspec-expectations 3.8.3"

This reverts commit 77649638ddf6d33cdb1421a37bb95d6e610633df.

toy/image_optim,mihailim/image_optim,toy/image_optim,toy/image_optim,mihailim/image_optim,mihailim/image_optim