Fixed version in Cargo.toml usage example in the README

danielhenrymantilla · danielhenrymantilla · commit 27532ab1e534 · 2019-10-23T15:46:04.000+02:00
diff --git a/README.rst b/README.rst
@@ -21,7 +21,7 @@ How to use with cargo:
 .. code:: toml
 
     [dependencies]
-    itertools = "0.8"
+    itertools = "0.9"
 
 How to use in your crate:
 
