Add info on the 2.2.2 release

Author: selissia

sld250-matter-references/versioning-release-maintenance.md

@@ -62,7 +62,8 @@ Update digits based on the following criteria:
 |  v2.1.0-1.1  |  27-July-23    | v4.3.1                         | v3.0.10  | 1.1 | Obsolete   |
 |  v2.1.1-1.1  |  9-Oct-23      | v4.3.2, v4.3.3                 | v3.1.0   | 1.1 | Monitored |
 |  v2.2.0-1.2  |  13-Dec-23     | v4.4.0, v4.4.1                 | v3.1.1   | 1.2 | Obsolete   |
-|  v2.2.1-1.2  |  10-Apr-24     | v4.4.1, v4.4.2                 | v3.1.4   | 1.2 | Maintained |
+|  v2.2.1-1.2  |  10-Apr-24     | v4.4.1, v4.4.2                 | v3.1.4   | 1.2 | Obsolete |
+|  v2.2.2-1.2  |  7-May-24      | v4.4.3                         | v3.2.0   | 1.2 | Maintained |
 |  v2.3.0-1.3  |  18-June-24    | 2024.6.0                       | v3.3.0   | 1.3 | Obsolete |
 |  v2.3.1-1.3  |  14-August-24  | 2024.6.1                       | v3.3.1   | 1.3 | Obsolete |
 |  v2.3.2-1.3  |  10-Oct-24     | 2024.6.2                       | v3.3.2   | 1.3 | Maintained     |