Update core support matrix 2.19 (#2524)

* update core support matrix 2.19

* fix formatting and GA date

* Update docs/docsite/rst/reference_appendices/release_and_maintenance.rst

Co-authored-by: Matt Martz <[email protected]>

* Update docs/docsite/rst/reference_appendices/release_and_maintenance.rst

Co-authored-by: Maxwell G <[email protected]>

* add reference to changelog

---------

Co-authored-by: Matt Martz <[email protected]>
Co-authored-by: Maxwell G <[email protected]>

Author: 3 people

docs/docsite/rst/reference_appendices/release_and_maintenance.rst

@@ -166,6 +166,14 @@ Dates listed indicate the start date of the maintenance cycle.
      - End Of Life
      - Control Node Python
      - Target Python / PowerShell
+   * - `2.19`_
+     - | GA: 16 June 2025
+       | Critical: 03 Nov 2025
+       | Security: 18 May 2026
+     - Nov 2027
+     - | Python 3.11 - 3.13
+     - | Python 3.8 - 3.13
+       | PowerShell 5.1
    * - `2.18`_
      - | GA: 04 Nov 2024
        | Critical: 19 May 2025
@@ -264,14 +272,6 @@ Dates listed indicate the start date of the maintenance cycle.
      - | Python 2.6 - 2.7
        | Python 3.5 - 3.8
        | PowerShell 3 - 5.1
-..    * - 2.19
-..      - May 2025
-..      - Nov 2025
-..      - May 2026
-..      - Nov 2026
-..      - | Python 3.11 - 3.13
-..      - | Python 3.8 - 3.13
-..        | PowerShell 5.1
 ..    * - 2.20
 ..      - Nov 2025
 ..      - May 2026
@@ -332,6 +332,7 @@ Dates listed indicate the start date of the maintenance cycle.
 .. _2.16: https://github.com/ansible/ansible/blob/stable-2.16/changelogs/CHANGELOG-v2.16.rst
 .. _2.17: https://github.com/ansible/ansible/blob/stable-2.17/changelogs/CHANGELOG-v2.17.rst
 .. _2.18: https://github.com/ansible/ansible/blob/stable-2.18/changelogs/CHANGELOG-v2.18.rst
+.. _2.19: https://github.com/ansible/ansible/blob/stable-2.19/changelogs/CHANGELOG-v2.19.rst