Fix incorrect date

Author: dklilley

README.md

@@ -28,7 +28,7 @@ MATLAB language server supports these editors by installing the corresponding ex
 ### Unreleased
 
 ### 1.2.4 
-Release date: 2024-06-12
+Release date: 2024-07-12
 
 Added:
 * Improvements to code folding (requires MATLAB R2024b or later)