Update metadata.yml with correct URL

Change-Id: Ic07261d09ce61700a4bf9b4688436cfb8e9dfaad
diff --git a/metadata.yml b/metadata.yml
index 6d73e02..3378890 100644
--- a/metadata.yml
+++ b/metadata.yml
@@ -1,3 +1,3 @@
 name: "elasticsearch"
 version: "0.2"
-source: "https://github.com/tcpcloud/salt-formula-elasticsearch"
+source: "https://github.com/salt-formulas/salt-formula-elasticsearch"