PJSIP_CONTACT: add missing argument documentation

add missing argument "rtt" and "status" to the documentation

ASTERISK-28626
Change-Id: I8419e4c8203e411b87d93dc395acdbcf7526dedf

doc/appdocsxml.dtd

@@ -110,7 +110,7 @@
   <!ATTLIST option implies CDATA "">
   <!ATTLIST option hasparams CDATA "">
 
-  <!ELEMENT enumlist (configOptionToEnum|enum+)>
+  <!ELEMENT enumlist (configOptionToEnum|(configOptionToEnum,enum+)|enum+)>
   <!ELEMENT enum (para|note|warning|parameter|enumlist|info|xi:include)*>
   <!ATTLIST enum name CDATA "">
 

funcs/func_pjsip_contact.c

@@ -60,6 +60,12 @@
 					<configOptionToEnum>
 						<xi:include xpointer="xpointer(/docs/configInfo[@name='res_pjsip']/configFile[@name='pjsip.conf']/configObject[@name='contact']/configOption)"/>
 					</configOptionToEnum>
+					<enum name="rtt">
+						<para>The RTT of the last qualify</para>
+					</enum>
+					<enum name="status">
+						<para>Status of the contact</para>
+					</enum>
 				</enumlist>
 			</parameter>
 		</syntax>