Fix date

Author: lgritz

CHANGES.md

@@ -289,7 +289,7 @@ Notable documentation changes:
 
 
 
-Release 2.4.7.0 (1 Jan 2022) -- compared to 2.4.6.0
+Release 2.4.7.0 (1 Jan 2023) -- compared to 2.4.6.0
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 * IOMemReader detects and errors for out-of-range read positions. #3712
 * Build/Mac: Suppress some deprecation warnings when building wth the newest