Adds the Rust toolchain version to the file so it can be referenced
in future changes that add Rust support to the repo.
This change needs to be broken out because the upcoming change will
refer to this entry in Version.njk in the main branch when testing
the container build in its PR checks.
Adds the Rust toolchain version to the file so it can be referenced in future changes that add Rust support to the repo.
This change needs to be broken out because the upcoming change will refer to this entry in Version.njk in the main branch when testing the container build in its PR checks.