relax base to include base-4.12 (GHC 8.6)

f4f500d5 · Herbert Valerio Riedel · 3172ec89 · f4f500d5
Commit f4f500d5 authored 6 years ago by Herbert Valerio Riedel
--- a/unix.cabal
+++ b/unix.cabal
@@ -62,7 +62,7 @@ library
        buildable: False

    build-depends:
-        base        >= 4.5     && < 4.12,
+        base        >= 4.5     && < 4.13,
        bytestring  >= 0.9.2   && < 0.11,
        time        >= 1.2     && < 1.9