Internally renamed variable `token` to `tokens` since the JSON helds more tah one token

src/test/java/org/gcube/oidc/rest/RestHelperTest.java

@@ -22,9 +22,9 @@ public class RestHelperTest {
             throws MalformedURLException, OpenIdConnectRESTHelperException, InterruptedException {
         URL tokenURL = new URL(
                 "https://accounts.dev.d4science.org/auth/realms/d4science/protocol/openid-connect/token");
-        JWTToken token = OpenIdConnectRESTHelper.queryUMAToken(tokenURL, "robcomp",
-                "0fec31cb-23c3-44e2-9359-d6db6784b7d3",
-                "/gcube/devNext/NextNext", null);
+        JWTToken token = OpenIdConnectRESTHelper.queryUMAToken(tokenURL, "storage-manager-trigger",
+                "e2591a99-b694-4dbe-8f7b-9755a3db80af",
+                "/gcube", null);
         System.out.println(token.getAccessTokenString());
     }