migrate also custom accelerators setting (fdo#57061)

I was not sure how this can be triggered util the comment 46 in fdo#57061.
I was not brave enough to enable this without testing.

It seems to work, people complain about it, let's enable this migration
as well.

Change-Id: I79fa4b95828a55619ce098dc8fd357af317a1d47

officecfg/registry/data/org/openoffice/Setup.xcu

@@ -835,6 +835,7 @@
             </prop>
             <prop oor:name="IncludedNodes">
               <value>
+                <it>/org.openoffice.Office.Accelerators</it>
                 <it>/org.openoffice.Office.Compatibility</it>
                 <it>/org.openoffice.Office.Custom</it>
                 <it>/org.openoffice.Office.Embedding</it>