add suggestions from last PR comments

Author: jmartinez-sb

rollbar-wai/rollbar-wai.cabal

@@ -54,7 +54,8 @@ library
     , text >=1.2 && <2.1
     , unordered-containers >=0.2 && <1
     , wai >=3.2 && <4
-    , wai-extra >=3.0 && < 3.1.17 -- TODO: update breaks yesod-core, see https://github.com/yesodweb/yesod/issues/1854
+    , wai-extra >=3.0 && < 3.1.17
+    -- TODO: update breaks yesod-core, see https://github.com/yesodweb/yesod/issues/1854
   default-language: Haskell2010
 
 executable wai-example