Add SAST analyzers
As part of Replace sast-analyzer-deps-bot with renovate (gitlab-org/gitlab#557439), I'll be adding the following SAST analyzers to renovate:
- https://gitlab.com/gitlab-org/security-products/analyzers/semgrep
- https://gitlab.com/gitlab-org/security-products/analyzers/kics
- https://gitlab.com/gitlab-org/security-products/analyzers/kubesec
- https://gitlab.com/gitlab-org/security-products/analyzers/spotbugs
- https://gitlab.com/gitlab-org/security-products/analyzers/sobelow
Edited by Shao Ming Tan