Upper bound for hslua (#7784).

Author: alaendle

build-constraints.yaml

@@ -7898,6 +7898,12 @@ packages:
 
         # https://github.com/commercialhaskell/stackage/issues/7778
         - QuickCheck < 2.16
+
+        # https://github.com/commercialhaskell/stackage/issues/7784
+        - hslua < 2.4.0
+        - hslua-module-system < 1.2.0
+        - hslua-objectorientation < 2.4.0
+        - hslua-packaging < 2.3.2
     # end of Stackage upper bounds
 # end of packages