Finalize NEWS for v255-rc3

Author: bluca

NEWS

@@ -619,7 +619,7 @@ CHANGES WITH 255 in spe:
         Xiaotian Wu, xinpeng wang, Yaron Shahrabani, Yo-Jung Lin,
         Yu Watanabe, Zbigniew Jędrzejewski-Szmek, zeroskyx, наб
 
-        — Edinburgh, 2023-11-15
+        — Edinburgh, 2023-11-22
 
 CHANGES WITH 254: