fix: add correct list of contributors

Vinit Kumar · Vinit Kumar · commit 6aafca8c421a · 2022-04-23T21:33:44.000+05:30
diff --git a/AUTHORS.rst b/AUTHORS.rst
@@ -10,4 +10,6 @@ Development Lead
 Contributors
 ------------
 
-* Jeff Groom <jgroom33@outlook.com>
+Valueable contributions were made by these contributors.
+
+https://github.com/vinitkumar/json2xml/graphs/contributors
