haskell-vty: use latest version when compiling with GHC 8.4.x

This commit is contained in:
Peter Simons 2018-03-12 11:06:29 +01:00
parent aed9401abc
commit bd46cb180d

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@ -795,4 +795,7 @@ self: super: {
stripLen = 1;
});
# Old versions don't compile.
vty = self.vty_5_20;
}