removing ChatActions import line (#3486)

jimmy-e · timdorr · commit 59cc278afacb · 2019-07-30T21:22:42.000-04:00
`ChatActions` is not used in the commented file.
diff --git a/docs/recipes/UsageWithTypescript.md b/docs/recipes/UsageWithTypescript.md
@@ -147,7 +147,6 @@ Type checked chat reducer:
 
 import {
   ChatState,
-  ChatActions,
   ChatActionTypes,
   SEND_MESSAGE,
   DELETE_MESSAGE
