Update prereqs URL

README.md

@@ -25,7 +25,7 @@ The main benefits of this template include:
 
 To deploy Big Bang, the following items are required:
 
-- Kubernetes cluster [ready for Big Bang](https://repo1.dso.mil/platform-one/big-bang/bigbang/-/blob/master/docs/d_prerequisites.md)
+- Kubernetes cluster [ready for Big Bang](https://repo1.dso.mil/platform-one/big-bang/bigbang/-/tree/master/docs/guides/prerequisites)
 - A git repo for your configuration
 - [Kubectl](https://kubernetes.io/docs/tasks/tools/install-kubectl/)
 - [GPG (Mac users need to read this important note)](https://repo1.dso.mil/platform-one/onboarding/big-bang/engineering-cohort/-/blob/master/lab_guides/01-Preflight-Access-Checks/A-software-check.md#gpg)