Backport PR pandas-dev#55747: DOC: Fix release date for 2.1.2

lithomas1 · meeseeksmachine · commit c9b4b0af4f6b · 2023-10-28T22:27:25.000Z
diff --git a/doc/source/whatsnew/v2.1.2.rst b/doc/source/whatsnew/v2.1.2.rst
@@ -1,6 +1,6 @@
 .. _whatsnew_212:
 
-What's new in 2.1.2 (October 25, 2023)
+What's new in 2.1.2 (October 26, 2023)
 ---------------------------------------
 
 These are the changes in pandas 2.1.2. See :ref:`release` for a full changelog
