Add sample events for aastra phones.

aastra-check-cfg is the same as the other check-cfg entries,
 and aastra-xml is to load a pre-configured xml script.

(closes issue #12229)
Reported by: gowen72
Patches:
      aastra.patch uploaded by gowen72 (license 432)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@109111 65c4cc65-6c06-0410-ace0-fbb531ad65f3

configs/sip_notify.conf.sample

@@ -20,3 +20,13 @@ Content-Length=>0
 [snom-check-cfg]
 Event=>check-sync\;reboot=false
 Content-Length=>0
+
+; Tested
+[aastra-check-cfg]
+Event=>check-sync
+Content-Length=>0
+
+; Tested
+[aastra-xml]
+Event=>aastra-xml
+Content-Length=>0