Create Dependabot configuration

[tw-sec]

Context

Enable Dependabot configuration for the repository. For more detailed information head over to: Enabling Dependabot In GitHub Repositories

Changes

The commit creates a file .github/dependabot.yml containing the base configuration needed to enable Dependabot vulnerability scanning in the repository.

Checklist

• [ ] I have considered the impact of this change and added a Change Classification Label (change:standard, change:impactful, change:emergency)
• [ ] Change meets or does not compromise the Baseline Security Requirements