Fix the regular expression.

Change-Id: I752e6105d30430b976192fa22b44c6cd39b744df
Signed-off-by: Wayne Beaton <wayne.beaton@eclipse-foundation.org>
diff --git a/services/license_check.php b/services/license_check.php
index 3ef4f77..d469ece 100755
--- a/services/license_check.php
+++ b/services/license_check.php
@@ -139,7 +139,7 @@
 	return $results;
 }
 
-function visitPackages($root, Callable $callback) {
+function visitPackages($root, $callback) {
 	if (!isset($root['dependencies'])) return;
 
 	foreach($root['dependencies'] as $name => $data) {
@@ -192,6 +192,7 @@
 function matchesEclipseNamespace($namespace) {
 	// TODO Make this data-driven
 	if (preg_match('/^eclipse\b/', $namespace)) return true;
+	if (preg_match('/^io\.vertx\b/', $namespace)) return true;
 	if (preg_match('/^org\.eclipse\b/', $namespace)) return true;
 	if (preg_match('/^org\.polarsys\b/', $namespace)) return true;
 	if (preg_match('/^org\.locationtech\b/', $namespace)) return true;