Cherry-pick 9fbcfb97 onto master
The transformers
submodule was updated on the GHC 8.6 branch, but the master
branch's submodule is still lagging behind.
This is also a merge candidate for 8.8.
The transformers
submodule was updated on the GHC 8.6 branch, but the master
branch's submodule is still lagging behind.
This is also a merge candidate for 8.8.