upgpkg: 2.5.1-20

rebuild with QuickCheck 2.13.1, hspec-core 2.7.1, hspec-discover 2.7.1, hspec 2.7.1, time-compat 1.9.2.2, quickcheck-instances 0.3.21

PKGBUILD

@@ -3,7 +3,7 @@
 _hkgname=singletons
 pkgname=haskell-singletons
 pkgver=2.5.1
-pkgrel=19
+pkgrel=20
 pkgdesc="A framework for generating singleton types"
 url="https://github.com/goldfirere/singletons"
 license=('BSD')