[Backport] Roadmap and dates for 2.9 (#57428)

* adds 2.9 roadmap, reversed local TOC order (#56371)
(cherry picked from commit f88b660717)

* 2.9 roadmap dates (#57420)
* add dates to 2.9 roadmap, remove alpha phase
(cherry picked from commit 96693600f9)

docs/docsite/rst/roadmap/ROADMAP_2_9.rst

@@ -0,0 +1,36 @@
+===========
+Ansible 2.9
+===========
+
+.. contents::
+   :local:
+
+Release Schedule
+----------------
+
+Expected
+========
+
+PRs must be raised well in advance of the dates below to have a chance of being included in this Ansible release.
+
+.. note:: There is no Alpha phase in 2.9.
+
+- 2019-08-29 Beta 1 **Feature freeze**
+  No new functionality (including modules/plugins) to any code
+
+- 2019-09-19 Release Candidate 1
+- 2019-09-26 Release Candidate 2 (if needed)
+- 2019-10-03 Release Candidate 3 (if needed)
+- 2019-10-16 Release
+
+
+
+Release Manager
+---------------
+
+Toshio Kuratomi (IRC: abadger1999; GitHub: @abadger)
+
+Planned work
+============
+
+See the `Ansible 2.9 Project Board <https://github.com/ansible/ansible/projects/34>`_

docs/docsite/rst/roadmap/index.rst

@@ -22,6 +22,7 @@ See :ref:`Ansible communication channels <communication>` for details on how to
 .. toctree::
    :maxdepth: 1
    :glob:
+   :reversed:
    :caption: Ansible Release Roadmaps
 
    ROADMAP*