Update readme.md

Author: pipwerks

readme.md

@@ -11,8 +11,8 @@ MIT-style license: http://pipwerks.mit-license.org/
 
 ## Changelog
 
-### 2.2.12, May 2023
-Refactored fat arrow function to restore compatibility with Internet Explorer 11 per #287.
+### 2.2.12, June 2023
+Refactored one line of code to restore IE11 compatibility, per #287.
 
 ### 2.2.11, May 2023
 Typo in version number within PDFObject code. Yup, I'm a bit rusty.