Fix ghc 9.6 errors

lep · lep · commit 42b8a2d70b3f · 2023-12-01T19:13:29.000+01:00
diff --git a/Compiler/Lua.hs b/Compiler/Lua.hs
@@ -17,6 +17,7 @@ import System.Environment
 
 import Control.Arrow
 
+import Control.Monad
 import Control.Monad.Writer
 import Control.Monad.State
 
