[gnome-desktop-testing] Beef up README

[Matthias Clasen <matthiasc src gnome org>]

commit 3d8354b905cc3cdeb916d2905055b89850ec3d67
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Jun 29 17:37:22 2021 -0400

    Beef up README
    
    ever so slightly.

 README    | 3 ---
 README.md | 7 +++++++
 2 files changed, 7 insertions(+), 3 deletions(-)
---
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..110a9f1
--- /dev/null
+++ b/README.md
@@ -0,0 +1,7 @@
+gnome-desktop-testing — run installed tests
+===========================================
+
+gnome-desktop-testing is a basic runner for installed tests.
+
+See https://live.gnome.org/Initiatives/GnomeGoals/InstalledTests for
+the ideas behind installed tests.