Add constraints per #4594, #4749, #4750

build-constraints.yaml

@@ -4686,9 +4686,6 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4579
         - quickcheck-classes < 0.6.2.0
 
-        # https://github.com/commercialhaskell/stackage/issues/4594
-        - singleton-bool < 0.1.5
-
         # https://github.com/commercialhaskell/stackage/issues/4596
         - tls < 1.5.0
         - tls-debug < 0.4.6
@@ -4752,6 +4749,13 @@ packages:
         # https://github.com/commercialhaskell/stackage/issues/4743
         - monoidal-containers < 0.5
 
+        # https://github.com/commercialhaskell/stackage/issues/4749
+        - call-stack < 0.2.0
+
+        # https://github.com/commercialhaskell/stackage/issues/4750
+        - gi-gdk < 4
+        - gi-gtk < 4
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of