switch_channel: When in a dialplan hunt and we have a custom caller_profile,…

switch_channel: When in a dialplan hunt and we have a custom caller_profile, ${destination_number} and other variable kept the previous value of the original dialplan parsing.  This correct this so it take the custom created caller_profile for that hunt

src/switch_channel.c

@@ -762,7 +762,7 @@ SWITCH_DECLARE(const char *) switch_channel_get_variable_dup(switch_channel_t *c
 	}
 
 	if (!v && (!channel->variables || !(v = switch_event_get_header_idx(channel->variables, varname, idx)))) {
-		switch_caller_profile_t *cp = channel->caller_profile;
+		switch_caller_profile_t *cp = switch_channel_get_caller_profile(channel);
 
 		if (cp) {
 			if (!strncmp(varname, "aleg_", 5)) {