Merge pull request #1806 from halaei/fix-for-non-string-id

fix for non string id

src/Jenssegers/Mongodb/Query/Builder.php

@@ -854,7 +854,7 @@ class Builder extends BaseBuilder
     {
         if (is_string($id) && strlen($id) === 24 && ctype_xdigit($id)) {
             return new ObjectID($id);
-        } elseif (strlen($id) === 16 && preg_match('~[^\x20-\x7E\t\r\n]~', $id) > 0) {
+        } elseif (is_string($id) && strlen($id) === 16 && preg_match('~[^\x20-\x7E\t\r\n]~', $id) > 0) {
             return new Binary($id, Binary::TYPE_UUID);
         }