qmp-events: move 'RTC_CHANGE' doc to schema

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>

docs/qmp-events.txt

@@ -166,24 +166,6 @@ Flush operation:
 
 Note: this event is rate-limited.
 
-RTC_CHANGE
-----------
-
-Emitted when the guest changes the RTC time.
-
-Data:
-
-- "offset": Offset between base RTC clock (as specified by -rtc base), and
-new RTC clock value (json-number)
-
-Example:
-
-{ "event": "RTC_CHANGE",
-    "data": { "offset": 78 },
-    "timestamp": { "seconds": 1267020223, "microseconds": 435656 } }
-
-Note: this event is rate-limited.
-
 SPICE_CONNECTED
 ---------------
 

qapi/event.json

@@ -141,7 +141,16 @@
 # @offset: offset between base RTC clock (as specified by -rtc base), and
 #          new RTC clock value
 #
+# Note: This event is rate-limited.
+#
 # Since: 0.13.0
+#
+# Example:
+#
+# <-   { "event": "RTC_CHANGE",
+#        "data": { "offset": 78 },
+#        "timestamp": { "seconds": 1267020223, "microseconds": 435656 } }
+#
 ##
 { 'event': 'RTC_CHANGE',
   'data': { 'offset': 'int' } }