Make it build with ghc-9.6

.github/workflows/haskell.yml

@@ -18,6 +18,7 @@ jobs:
           - "8.8.4"
           - "8.10.3"
           - "9.0"
+          - "9.6.2"
 
     env:
       CONFIG: "--enable-tests --enable-benchmarks"

src/Database/Persist/Documentation.hs

@@ -21,7 +21,7 @@
 {-# LANGUAGE TemplateHaskell            #-}
 {-# LANGUAGE TypeApplications           #-}
 {-# LANGUAGE TypeFamilies               #-}
-{-# LANGUAGE TypeInType                 #-}
+{-# LANGUAGE DataKinds                 #-}
 {-# LANGUAGE TypeOperators              #-}
 {-# LANGUAGE UndecidableInstances       #-}
 

src/Database/Persist/Documentation/Internal.hs

@@ -20,7 +20,7 @@
 {-# LANGUAGE TemplateHaskell            #-}
 {-# LANGUAGE TypeApplications           #-}
 {-# LANGUAGE TypeFamilies               #-}
-{-# LANGUAGE TypeInType                 #-}
+{-# LANGUAGE DataKinds                 #-}
 {-# LANGUAGE TypeOperators              #-}
 {-# LANGUAGE UndecidableInstances       #-}
 

test/DocumentationSpec.hs

@@ -9,6 +9,7 @@
 {-# LANGUAGE UndecidableInstances #-}
 {-# LANGUAGE OverloadedStrings #-}
 {-# LANGUAGE TemplateHaskell #-}
+{-# LANGUAGE TypeOperators #-}
 {-# LANGUAGE GeneralizedNewtypeDeriving #-}
 {-# LANGUAGE QuasiQuotes #-}