manuals: improve the width of diagrams

Better for EPUB output in particular
- Make some diagrams wider when necessary
- Remove ":align: center" when we have ":width: 100%"
- Update the standards.md files to mention this

(From yocto-docs rev: 848ba7bd8984cc3f4bf6b818259865011cde0476)

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/documentation/overview-manual/development-environment.rst b/documentation/overview-manual/development-environment.rst
index e171d7aaa3..f1001e0bd3 100644
--- a/documentation/overview-manual/development-environment.rst
+++ b/documentation/overview-manual/development-environment.rst
@@ -176,7 +176,7 @@ development:
    repositories for each of these areas.
 
    .. image:: figures/source-repos.png
-      :align: center
+      :width: 100%
 
    For steps on how to view and access these upstream Git repositories,
    see the ":ref:`dev-manual/start:accessing source repositories`"
@@ -191,6 +191,7 @@ development:
 
    .. image:: figures/index-downloads.png
       :align: center
+      :width: 50%
 
    For steps on how to view and access these files, see the
    ":ref:`dev-manual/start:accessing index of releases`"
@@ -205,7 +206,7 @@ development:
    :yocto_dl:`Index of /releases: </releases>` area.
 
    .. image:: figures/yp-download.png
-      :align: center
+      :width: 100%
 
    For steps on how to use the "DOWNLOADS" page, see the
    ":ref:`dev-manual/start:using the downloads page`"