servant-swagger Cabal upper bound

Author: maksbotan

servant-swagger/servant-swagger.cabal

@@ -50,7 +50,7 @@ source-repository head
 custom-setup
   setup-depends:
     base >=4.9 && <5,
-    Cabal >= 1.24,
+    Cabal >= 1.24 && <4,
     cabal-doctest >=1.0.6 && <1.1
 
 library