Migrate Archivista base image to Chainguard images

[kairoaraujo]

From the security supply chain perspective, Chainguard is doing great with its images. It would be interesting to migrate our base images for Archivista to Chainguard Golang images.

Dockerfile

I added some references below.

References

• https://www.chainguard.dev/chainguard-images
• https://thenewstack.io/chainguard-its-all-about-that-base-image/

[kairoaraujo]

Including the Image Digest Update (digestabot) See https://github.com/marketplace/actions/update-the-image-digest