Merge pull request #67 from haskell/RyanGlScott-patch-1

Bump upper bound on base to < 4.13

Author: ndmitchell

filepath.cabal

@@ -48,7 +48,7 @@ library
         System.FilePath.Windows
 
     build-depends:
-        base >= 4 && < 4.12
+        base >= 4 && < 4.13
 
     ghc-options: -Wall