correction to publishing plugin documentation

git-svn-id: https://svn.apache.org/repos/asf/incubator/npanday/trunk@1619280 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/site/src/site/apt/developers/publishing-docs.apt b/site/src/site/apt/developers/publishing-docs.apt
index 65be751..2f4688f 100644
--- a/site/src/site/apt/developers/publishing-docs.apt
+++ b/site/src/site/apt/developers/publishing-docs.apt
@@ -28,8 +28,14 @@
 
     * the main documentation site
 
-  This is done with the following command within the release checkout, first from the <<<plugins>>> subdirectory, then
-  the <<<site>>> subdirectory:
+  This is done with commands within the release checkout. First, from the
+  <<<plugins>>> directory:
+
++----+
+mvn site site:stage scm-publish:publish-scm
++----+
+
+  Then, from the <<<site>>> directory:
 
 +----+
 mvn site-deploy