CLI: Cosmetic issue - core show uptime

Show uptime information ends with an unnecessary space.

Now NEEDCOMMA is better defined.

Change-Id: I11b360504a0703309ff51772ff8f672287f3c5a1

main/cli.c

@@ -837,8 +837,10 @@ static void print_uptimestr(int fd, struct timeval timeval, const char *prefix,
 		ast_str_append(&out, 0, "%d minute%s%s", x, ESS(x), NEEDCOMMA(timeval.tv_sec));
 	}
 	x = timeval.tv_sec;
-	if (x > 0 || ast_str_strlen(out) == 0)	/* if there is nothing, print 0 seconds */
+	if (x > 0 || ast_str_strlen(out) == 0) {
+		/* if there is nothing, print 0 seconds */
 		ast_str_append(&out, 0, "%d second%s", x, ESS(x));
+	}
 	ast_cli(fd, "%s: %s\n", prefix, ast_str_buffer(out));
 }