Upgrade to hedgehog 0.6 (#50)

package.yaml

@@ -14,7 +14,7 @@ dependencies:
   - data-dword           >= 0.3.1  && < 0.4
   - directory
   - exceptions           >= 0.8.1  && < 0.9
-  - hedgehog
+  - hedgehog             >= 0.6
   - hevm
   - lens                 >= 4.15.1 && < 4.16
   - mtl                  >= 2.2.1  && < 2.3

stack.yaml

@@ -10,7 +10,7 @@ extra-deps:
 - config-ini-0.2.1.1
 - data-clist-0.1.2.0
 - ghci-pretty-0.0.2
-- hedgehog-0.5.1
+- hedgehog-0.6
 - HSH-2.1.3
 - ipprint-0.6
 - megaparsec-6.4.0