sphinx: history: Move revision history to its own section

The revision history tables look better in their own section,
move them.

(From yocto-docs rev: 27bf0f69b6dc04cea97a023ef52bec2b213d074f)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

documentation/overview-manual/history.rst

@@ -0,0 +1,28 @@
+.. SPDX-License-Identifier: CC-BY-2.0-UK
+
+***********************
+Manual Revision History
+***********************
+
+.. list-table::
+   :widths: 10 15 40
+   :header-rows: 1
+
+   * - Revision
+     - Date
+     - Note
+   * - 2.5
+     - May 2018
+     - The initial document released with the Yocto Project 2.5 Release
+   * - 2.6
+     - November 2018
+     - Released with the Yocto Project 2.6 Release.
+   * - 2.7
+     - May 2019
+     - Released with the Yocto Project 2.7 Release.
+   * - 3.0
+     - October 2019
+     - Released with the Yocto Project 3.0 Release.
+   * - 3.1
+     - April 2020
+     - Released with the Yocto Project 3.1 Release.

documentation/overview-manual/overview-manual.rst

@@ -6,29 +6,6 @@ Yocto Project Overview and Concepts Manual
 
 .. include:: /boilerplate.rst
 
-.. list-table::
-   :widths: 10 15 40
-   :header-rows: 1
-
-   * - Revision
-     - Date
-     - Note
-   * - 2.5
-     - May 2018
-     - The initial document released with the Yocto Project 2.5 Release
-   * - 2.6
-     - November 2018
-     - Released with the Yocto Project 2.6 Release.
-   * - 2.7
-     - May 2019
-     - Released with the Yocto Project 2.7 Release.
-   * - 3.0
-     - October 2019
-     - Released with the Yocto Project 3.0 Release.
-   * - 3.1
-     - April 2020
-     - Released with the Yocto Project 3.1 Release.
-
 .. toctree::
    :caption: Table of Contents
    :numbered:
@@ -37,3 +14,4 @@ Yocto Project Overview and Concepts Manual
    overview-manual-yp-intro
    overview-manual-development-environment
    overview-manual-concepts
+   history