Add support for timeout no test definitions

tests/schema/core/issues/issue-329.json

@@ -4,7 +4,7 @@
     "tests": [
       {
         "description": "should resolve the schema (without $refs)",
-        "skip": true,
+        "timeout": 30000,
         "schema": {
           "$schema": "http://redfish.dmtf.org/schemas/v1/redfish-schema.v1_2_0.json",
           "title": "#AccountService.v1_2_1.AccountService",

tests/schema/main.spec.js

@@ -65,7 +65,7 @@ function seed() {
           console.log('---> Used seeds:', seeds.slice(-10).join(', ') || test.seed);
           throw e;
         });
-      }).timeout(process.CI ? 30000 : 10000);
+      }).timeout(suite.timeout || test.timeout || (process.CI ? 30000 : 10000));
     });
   });
 });