writer split cells entry results in a dialog, so use ellipse

Change-Id: Id8f0d0eada854cc584e613b10e341602517ed47e
(cherry picked from commit 1c335df02a7ed77a571ffd5f51f5d6d6710d7d52)

officecfg/registry/data/org/openoffice/Office/UI/WriterCommands.xcu

@@ -1103,7 +1103,7 @@
             </node>
             <node oor:name=".uno:SplitCell" oor:op="replace">
                 <prop oor:name="Label" oor:type="xs:string">
-                    <value xml:lang="en-US">Split Cells</value>
+                    <value xml:lang="en-US">Split Cells...</value>
                 </prop>
                 <prop oor:name="Properties" oor:type="xs:int">
                     <value>1</value>