[gnome-software.wiki] Add <supports> element in the same family as <requires> and <recommends>

[Philip Withnall <pwithnall src gnome org>]

commit 533e7d1334c00f7772c88f9865eb3de0a328980a
Author: Philip Withnall <philip tecnocode co uk>
Date:   Tue May 24 21:11:43 2022 +0000

    Add <supports> element in the same family as <requires> and <recommends>

 Software-metadata.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/Software-metadata.md b/Software-metadata.md
index 0f5e63a..a47844b 100644
--- a/Software-metadata.md
+++ b/Software-metadata.md
@@ -144,9 +144,9 @@ For example:
 How to add missing hardware information
 ---
 
-The hardware information for an application is stored in the [`<requires>` and 
`<recommends>`](https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html#tag-requires-recommends)
 elements within the application’s `<component>` in its metainfo file.
+The hardware information for an application is stored in the [`<requires>`, `<recommends>` and 
`<supports>`](https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html#tag-relations) elements 
within the application’s `<component>` in its metainfo file.
 
-GNOME Software currently understands the 
[`<control>`](https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html#tag-requires-recommends-control)
 and 
[`<display_length>`](https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html#tag-requires-recommends-display_length)
 elements.
+GNOME Software currently understands the 
[`<control>`](https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html#tag-relations-control) 
and 
[`<display_length>`](https://www.freedesktop.org/software/appstream/docs/chap-Metadata.html#tag-relations-display_length)
 elements.
 
 See [this blog 
post](https://tecnocode.co.uk/2021/07/12/add-metadata-to-your-app-to-say-what-inputs-and-display-sizes-it-supports/)
 or [this blog post](https://blogs.gnome.org/tbernard/2021/09/07/ready-for-software-41/#device-support) for 
examples of metadata.