Merge pull request softchris#11 from subashkc/fix_return_values_on_strconv_itoa

strconv.Itoa only returns 1 value so removed the extra _

Author: softchris

01-basics/04-conversions/README.md

@@ -212,7 +212,7 @@ You might be dealing with the opposite; you have an integer, and you want it to
 
 ```go
 var noOfPlayers = 8
-str, _ := strconv.Itoa(noOfPlayers)
+str := strconv.Itoa(noOfPlayers)
 
 ```