Cabal revisions of hedis-0.12.11

Hackage metadata revisions edit the .cabal file after upload; each diff below is one revision.

 name:               hedis version:            0.12.11+x-revision: 1 synopsis:     Client library for the Redis datastore: supports full command set,     pipelining.   manual: True  library+  build-depends: base <4.15+   hs-source-dirs:   src   ghc-options:      -Wall -fwarn-tabs   if impl(ghc >= 8.6.0)