logger: Fix default console settings.

When logger.conf is missing or invalid we should be printing notices,
warnings and errors to the console.  The logmask was incorrectly
calculated.

Change-Id: Ibaa9465a8682854bc1a5e9ba07079bea1bfb6bb3

main/logger.c

@@ -663,7 +663,7 @@ static int init_logger_chain(const char *altconf)
 			return -1;
 		}
 		chan->type = LOGTYPE_CONSOLE;
-		chan->logmask = __LOG_WARNING | __LOG_NOTICE | __LOG_ERROR;
+		chan->logmask = (1 << __LOG_WARNING) | (1 << __LOG_NOTICE) | (1 << __LOG_ERROR);
 		memcpy(&chan->formatter, &logformatter_default, sizeof(chan->formatter));
 
 		AST_RWLIST_INSERT_HEAD(&logchannels, chan, list);