remove ambient mission apps redirect page, fix links in sonarqube and testing-repo1-ci

General MR

Summary

Remove the ambient-mission-apps redirect page. This was only just added with the last MR so a redirect isn't needed.

Fix links in sonarqube.md

Fix link in testing-repo1-CI.md

Relevant logs/screenshots

n/a

Linked Issue

related to #3404 (closed)

Upgrade Notices

n/a