bump Rust to 1.89

changelog

• fix the toolchain to install cargo-script in the Docker file
• update the registries
• make Clippy happy
• add a script to update the registry versions in .gitlab-ci.yml and .github/workflows/ci.yml

containers

the following containers will be used from now on in the CI pipelines

• GitLab: 406e2b0
• GitHub: 406e2b0