Land rapid7#7149, Add uploads dir to Wordpress mixin

Author: Brent Cook

lib/msf/core/exploit/http/wordpress/uris.rb

@@ -115,6 +115,13 @@ def wordpress_url_themes
     normalize_uri(wordpress_url_wp_content, 'themes')
   end
 
+  # Returns the Wordpress uploads dir URL
+  #
+  # @return [String] Wordpress uploads dir URL
+  def wordpress_url_uploads
+    normalize_uri(wordpress_url_wp_content, 'uploads')
+  end
+
   # Returns the Wordpress XMLRPC URL
   #
   # @return [String] Wordpress XMLRPC URL