Allow building with transformers-0.6.*

RyanGlScott · RyanGlScott · commit 56b70a8960b4 · 2021-07-25T07:52:06.000-04:00
Fixes #10.
diff --git a/StateVar.cabal b/StateVar.cabal
@@ -38,7 +38,7 @@ library
   build-depends:
     base         >= 4   && < 5,
     stm          >= 2.3.0.1 && < 2.6,
-    transformers >= 0.3 && < 0.6
+    transformers >= 0.3 && < 0.7
 
   default-language: Haskell2010
   other-extensions:
