improve description

Author: chris-rock

metadata.rb

@@ -19,7 +19,7 @@
 maintainer       "Dominik Richter"
 maintainer_email "[email protected]"
 license          "Apache 2.0"
-description      "Installs/Configures ssh"
+description      "This cookbook installs and provides secure ssh and sshd configurations."
 long_description IO.read(File.join(File.dirname(__FILE__), 'README.md'))
 version          "1.1.0"