Tutorial Submission: Managing team secrets using Infisical and GitHub (#2911)

* submit Infisical tutorial

* grammar fix

Author: ujanjan

contributions/executable-tutorial/anouiser-fhsu/README.md

@@ -36,3 +36,7 @@ Infisical is chosen in the tutorial as an open-source alternative to [HashiCorp
 **Relevance**
 
 Managing secrets is central to DevSecOps because it reduces the risk of credential leaks and aligns security with delivery workflows.
+
+**Link to tutorial**
+
+The tutorial can be accessed here: [https://killercoda.com/noizy-sthlm/scenario/scenario](https://killercoda.com/noizy-sthlm/scenario/scenario)