Update metadata.yml with correct URL

Change-Id: I713100fe6a20c123533e81dcabb2691a31f3dd10
diff --git a/metadata.yml b/metadata.yml
index 249c1db..6882260 100644
--- a/metadata.yml
+++ b/metadata.yml
@@ -1,3 +1,3 @@
 name: "logrotate"
 version: "0.1"
-source: "https://github.com/tcpcloud/salt-formula-logrotate"
+source: "https://github.com/salt-formulas/salt-formula-logrotate"