Release-Strategy.md

@@ -100,7 +100,6 @@ _Note that the dates below might change depending on various reasons, announceme
 
 | Milestones                                                                                     | Code Dev Start | Feature Freeze | Code Tagging Start | Code Tagging Completed | Deployed to Pre Shipping | Public Release |
 | ---------------------------------------------------------------------------------------------- | -------------- | -------------- | ------------------ | ---------------------- | ------------------------ | -------------- |
-| [M21](https://community.opengroup.org/groups/osdu/platform/-/milestones/19#tab-merge-requests) | 25-Aug-23      | 06-Oct-23      | 13-Oct-23          | 20-Oct-23              | 27-Oct-23                | ~~17-Nov-23~~  23-Nov-2023    |
 | [M22](https://community.opengroup.org/groups/osdu/platform/-/milestones/20#tab-merge-requests) | 13-Oct-23      | ~~24-Nov-23~~ 01-Dec-23      | ~~01-Dec-23~~ 08-Dec-23       | ~~08-Dec-23~~ 15-Dec-23             | ~~15-Dec-23~~ 22-Dec-23 | ~~12-Jan-24~~ 19-Jan-24     |
 | [M23](https://community.opengroup.org/groups/osdu/platform/-/milestones/25#tab-merge-requests) | 08-Dec-23      | 02-Feb-24      | 09-Feb-24          | 16-Feb-24              | 23-Feb-24                | 15-Mar-24      |
 
@@ -108,6 +107,7 @@ _Note that the dates below might change depending on various reasons, announceme
 
 | Milestones                                                                                          | Code Dev Start | Feature Freeze | Code Tagging Start | Code Tagging Completed | Deployed to Pre Shipping | Public Release |
 | --------------------------------------------------------------------------------------------------- | -------------- | -------------- | ------------------ | ---------------------- | ------------------------ | -------------- |
+| [M21](https://community.opengroup.org/groups/osdu/platform/-/milestones/19#tab-merge-requests) | 25-Aug-23      | 06-Oct-23      | 13-Oct-23          | 20-Oct-23              | 27-Oct-23                |  23-Nov-2023    |
 | [M20](https://community.opengroup.org/groups/osdu/platform/-/milestones/18#tab-merge-requests)      | 07-Jul-23      | 18-Aug-23      | 25-Aug-23          | 06-Sep-23              | 08-Sep-23                | 29-Sep-23      |
 | [M19](https://community.opengroup.org/groups/osdu/platform/-/milestones/17#tab-merge-requests)      | 19-May-23      | 30-Jun-23      | 07-Jul-23          | 18-Jul-23              | 21-Jul-23                | 11-Aug-23      |
 | [M18](https://community.opengroup.org/groups/osdu/platform/-/milestones/16#tab-merge-requests)      | 31-Mar-23      | 12-May-23      | 19-May-23          | 31-May-23              | 02-Jun-23                | 27-Jun-23      |