Revert "hashable < 1.5.1 for Hastructure (#405)"

This reverts commit 46f7165.

Author: juhp

build-constraints/lts-24-build-constraints.yaml

@@ -5588,7 +5588,7 @@ packages:
         - haha ^>= 0.3.1.1
         - hamlet ^>= 1.2.0
         - harp < 0
-        - hashable ^>= 1.5.0.0 && < 1.5.1 # https://github.com/commercialhaskell/lts-haskell/issues/405
+        - hashable ^>= 1.5.0.0
         - haskell-gi-overloading ^>= 1.0
         - haskell-src-exts ^>= 1.23.1
         - haskell-src-exts-simple ^>= 1.23.1.0