Change release date to October 11.

Signed-off-by: apradhana <andre.pradhana@gmail.com>

Author: apradhana

CHANGES

@@ -1,7 +1,7 @@
 OpenVDB Version History
 =======================
 
-Version 10.1.0 - October 10, 2023
+Version 10.1.0 - October 11, 2023
   OpenVDB:
     New features:
     - Added points::replicate() for the replication of PointDataGrid points

doc/changes.txt

@@ -4,7 +4,7 @@
 
 @htmlonly <a name="v10_1_0_changes"></a>@endhtmlonly
 @par
-<B>Version 10.1.0</B> - <I>October 10, 2023</I>
+<B>Version 10.1.0</B> - <I>October 11, 2023</I>
 
 @par
 Highlights: