fixup: reword readme changes to be consistent with csharp changes

Author: AustinBenoit

docs/readme.md

@@ -113,8 +113,8 @@ Release Notes
 -   Changes
     - Analytics: Added `SetDefaultEventParameters()` which allows developers to
       specify a list  of parameters that will be set on every event logged.
-    - Analytics: `LogEvent()` now takes a vector of `Parameter` objects, instead
-	  of a pointer to an array and a count.
+    - Analytics: Added a new `LogEvent()` that take in a IEnumerable of
+	  parameters.
 
 ### 13.5.0
 -   Changes