update changelog date

Author: kabeor

ChangeLog

@@ -1,7 +1,7 @@
 This file details the changelog of Qiling Framework.
 
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-[Version 1.4.4]: August 22th, 2022
+[Version 1.4.4]: September 24th, 2022
 
 New features:
 - Add r2 extension (#1172)