Container building changes (#3958)

* WIP: Container building changes

* Small updates

- Updated to rust 1.73.0
- Updated crates
- Updated documentation
- Added a bake.sh script to make baking easier

* Update GitHub Actions Workflow

- Updated workflow to use qemu and buildx bake

In the future i would like to extract the alpine based binaries and add
them as artifacts to the release.

* Address review remarks and small updates

- Addressed review remarks
- Added `podman-bake.sh` script to build Vaultwarden with podman
- Updated README
- Updated crates
- Added `VW_VERSION` support
- Added annotations
- Updated web-vault to v2023.9.1