tasty-hedgehog made a release. Unblock packages.

Refs:
  - https://github.com/qfpl/tasty-hedgehog/issues/4
  - https://github.com/fpco/stackage/issues/2995
  - https://github.com/fpco/stackage/pull/3140/files

build-constraints.yaml

@@ -215,7 +215,7 @@ packages:
         - List
 
     "Luke Murphy <lukewm@riseup.net> @lwm":
-        # - tasty-discover # tasty via tasty-hedgehog
+        - tasty-discover
         - lentil
 
     "Marco Zocca @ocramz":
@@ -2405,7 +2405,7 @@ packages:
 
     "Ozgun Ataman ozgun.ataman@soostone.com @ozataman":
         - string-conv
-        # - rng-utils # tasty via tasty-hedgehog
+        - rng-utils
         - ua-parser
         - hs-GeoIP
         - retry