docs: about section in a single page

Signed-off-by: J-Alves <joao.alves@arm.com>
Change-Id: I1bf9a9cbb7ad61c20bdd5cee110d9e8ec2c6988e
diff --git a/docs/about/Maintainers.md b/docs/about.rst
similarity index 79%
rename from docs/about/Maintainers.md
rename to docs/about.rst
index 40ae165..576937a 100644
--- a/docs/about/Maintainers.md
+++ b/docs/about.rst
@@ -1,4 +1,5 @@
-# Maintainers
+About
+=====
 
 Hafnium is an open governance community project. All contributions are
 ultimately merged by one of the active maintainers listed below.
@@ -6,7 +7,8 @@
 of the hafnium project and can be referred to get advice on historical
 design decisions.
 
-## Active Maintainers
+Active Maintainers
+------------------
 
 *   João Alves <joao.alves@arm.com>
 
@@ -18,7 +20,8 @@
 
 *   Joanna Farley <joanna.farley@arm.com>
 
-## Inactive Maintainers
+Inactive Maintainers
+--------------------
 
 *   Andrew Walbran <qwandor@google.com>
 
@@ -29,3 +32,7 @@
 *   Fuad Tabba <tabba@google.com>
 
 *   Serban Constantinescu <serbanc@google.com>
+
+--------------
+
+*Copyright (c) 2023, Arm Limited and Contributors. All rights reserved.*
diff --git a/docs/about/index.rst b/docs/about/index.rst
deleted file mode 100644
index e2d4505..0000000
--- a/docs/about/index.rst
+++ /dev/null
@@ -1,8 +0,0 @@
-About
-=====
-
-.. toctree::
-   :maxdepth: 1
-   :caption: Contents
-
-   Maintainers
diff --git a/docs/index.rst b/docs/index.rst
index f02451d..d29a909 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -6,7 +6,7 @@
    :numbered:
 
    Home<self>
-   about/index
+   about
    getting_started/index
    design/index
    threat_model_spm