Handle array type from Assurance attribute

Join array elements with | before storing in the assurance entry,
supporting the new array form of the type parameter.

Author: alganet

composer.lock

@@ -24,7 +24,9 @@
 use Respect\Fluent\FluentResolver;
 
 use function assert;
+use function implode;
 use function in_array;
+use function is_array;
 use function ucfirst;
 
 /**
@@ -284,7 +286,7 @@ private function getAssuranceEntry(string $fqcn): array|null
             }
 
             if ($assurance->type !== null) {
-                $entry['type'] = $assurance->type;
+                $entry['type'] = is_array($assurance->type) ? implode('|', $assurance->type) : $assurance->type;
             }
 
             if ($parameterIndex !== null) {