cabal: Constraint aeson version

Author: ali-abrar

dombuilder-pandoc.cabal

@@ -23,6 +23,8 @@ library
                      , pandoc-types >= 1.22 && <1.23
                      , reflex-dom-core >= 0.6.1 && < 0.7
                      , text >= 1.2 && <1.3
+                     -- We don't actually need aeson, but pandoc-types has a too-lenient bound
+                     , aeson >= 1.4 && <1.5
   hs-source-dirs:      src
   default-language:    Haskell2010
   ghc-options:       -Wall