put running_state in the channel event rather than the state so presence events…

put running_state in the channel event rather than the state so presence events reflect the current state of the channel and not the one that was possibly changed during the last state

src/switch_channel.c

@@ -2254,7 +2254,7 @@ SWITCH_DECLARE(void) switch_channel_event_set_basic_data(switch_channel_t *chann
 		originatee_caller_profile = caller_profile->originatee_caller_profile;
 	}
 
-	switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Channel-State", switch_channel_state_name(channel->state));
+	switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Channel-State", switch_channel_state_name(channel->running_state));
 	switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Channel-Call-State", switch_channel_callstate2str(channel->callstate));
 	switch_snprintf(state_num, sizeof(state_num), "%d", channel->state);
 	switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Channel-State-Number", state_num);