[nautilus/wip/corey/readme] README: Add link to proper commit message format

[Corey Berla <coreyberla src gnome org>]

commit 4c7efce2b80aa61c5a0f610f1fbeac03d3104107
Author: Corey Berla <corey berla me>
Date:   Thu Oct 6 09:22:51 2022 -0700

    README: Add link to proper commit message format

 README.md | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/README.md b/README.md
index b78215a71..acfd593bd 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,8 @@ To build the development version of the Files app and hack on the code
 see the [general guide](https://wiki.gnome.org/Newcomers/BuildProject)
 for building GNOME apps with Flatpak and GNOME Builder.
 
+Commit messages should follow the expected format [detailed here](https://wiki.gnome.org/Git/CommitMessages).
+
 ## Runtime dependencies
 - [Bubblewrap](https://github.com/projectatomic/bubblewrap) installed. Used for security reasons.
 - [Tracker (including tracker-miners)](https://gitlab.gnome.org/GNOME/tracker) properly set up and with all 
features enabled. Used for fast search and metadata extraction, starred files and batch renaming.