overview-manual, ref-manual: Moved "Shared State Cache" to overview manual

Fixes [YOCTO #12370]

The section on shared state cache needed to be in the overview manual
and not in the ref-manual.  I moved it.  Some links were affected,
which I fixed.

(From yocto-docs rev: 1c4e5207bdde19d4b48ef42b1de81390d8a02d64)

Signed-off-by: Scott Rifenbark <srifenbark@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/documentation/ref-manual/ref-classes.xml b/documentation/ref-manual/ref-classes.xml
index b11fbea63e..eabb60fe03 100644
--- a/documentation/ref-manual/ref-classes.xml
+++ b/documentation/ref-manual/ref-classes.xml
@@ -3182,8 +3182,8 @@ This check was removed for YP 2.3 release
 
     <para>
         For more information on sstate, see the
-        "<link linkend='shared-state-cache'>Shared State Cache</link>"
-        section.
+        "<ulink url='&YOCTO_DOCS_OVERVIEW_URL;#shared-state-cache'>Shared State Cache</ulink>"
+        section in the Yocto Project Overview Manual.
     </para>
 </section>