maintenance: update table for v25.0

Author: fanquake

_includes/posts/maintenance-table.md

@@ -1,4 +1,5 @@
 | 22.0 | 2021-09-13 | 2022-11-24  | 2023-04-01 |
-| 23.0 | 2022-04-25 | after v25.0 | TBA        |
+| 23.0 | 2022-04-25 | 2023-05-18  | 2023-12-01 |
 | 24.0 | 2022-11-24 | after v26.0 | TBA        |
-| 25.0 | TBA*       | TBA         | TBA        |
+| 25.0 | 2023-05-18 | after v27.0 | TBA        |
+| 26.0 | TBA*       | TBA         | TBA        |