Update other-changes.xml add the missing dot char (#4009)

Author: mmalferov

appendices/migration84/other-changes.xml

@@ -615,7 +615,7 @@
 
    <simpara>
     The typed properties <property>XSLTProcessor::$cloneDocument</property>
-    and <property>XSLTProcessor::$doXInclude</property> are now declared
+    and <property>XSLTProcessor::$doXInclude</property> are now declared.
    </simpara>
   </sect3>