Bump haddock-api version to 2.17.3.1

This is a special out-of-band patch release addressing #571

Bump haddock-api version to 2.17.3.1
5f50d25e · Herbert Valerio Riedel · c11843fe · 5f50d25e
Verified Commit 5f50d25e authored 8 years ago by Herbert Valerio Riedel
--- a/haddock-api/haddock-api.cabal
+++ b/haddock-api/haddock-api.cabal
 name:                 haddock-api
-version:              2.17.3
+version:              2.17.3.1
 synopsis:             A documentation-generation tool for Haskell libraries
 description:          Haddock is a documentation-generation tool for Haskell
                      libraries