Update authors

Petter Kvalvaag · Petter Kvalvaag · commit 375040a82f28 · 2022-05-02T10:19:15.000+02:00
diff --git a/AUTHORS.rst b/AUTHORS.rst
@@ -214,3 +214,5 @@ Contributors
 - Greg Gilbert (@greggilbert)
 
 - Philipp Heil (@zkdev)
+
+- Petter Kvalvaag (@pettermk)
