Revert "haskell-smtps-gmail: update to version 1.1.0"

The smtps-gmail upgrade causes a build failure:

/nix/store/8h8mravvbcm09rhybxq7hi4459lkssg8-stdenv/setup: line 937: ./Setup: No such file or directory

This reverts commit a7c80c11e5cfee6fc847fa7b228e11b4a0188060.