Fix broken links

General MR

Summary

Fixes a broken link at the bottom of the main README file.

Once it is ready for review switch the status and assign reviewers:

-->

README.md

@@ -47,4 +47,4 @@ Big Bang Documentation is located in the following locations:
 - [Key Big Bang Concept Overviews](./docs/understanding-bigbang/README.md)
 - [User Guides for Big Bang](./docs/guides/README.md)
 - [Big Bang Prerequisites](./docs/prerequisites/README.md)
-- [Big Bang Example Configurations](https://repo1.dso.mil/groups/platform-one/big-bang/bigbang/docs/assets/configs/example/)
+- [Big Bang Example Configurations](https://repo1.dso.mil/platform-one/big-bang/bigbang/-/tree/master/docs/assets/configs/example/)