[yocto] [PATCH 2/2] ref-manual: Mention that staging class is enabled by default.

[Vasyl Vavrychuk]

This information is present for all other classes inherited by base class.

Previously it was mentioned for staging class to but then it was gonne.

Signed-off-by: Vasyl Vavrychuk <vvavrychuk at gmail.com>
---
 documentation/ref-manual/ref-classes.xml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/documentation/ref-manual/ref-classes.xml b/documentation/ref-manual/ref-classes.xml
index 22659821bc..8f301e81ae 100644
--- a/documentation/ref-manual/ref-classes.xml
+++ b/documentation/ref-manual/ref-classes.xml
@@ -3376,6 +3376,11 @@ This check was removed for YP 2.3 release
                 </para></listitem>
         </itemizedlist>
     </para>
+
+    <para>
+        This class is enabled by default since it is inherited by
+        the <filename>base</filename> class.
+    </para>
 </section>
 
 <section id='ref-classes-syslinux'>
-- 
2.20.1