Configure trusted publishing for jobserver-rs

[Kobzol]

As per rust-lang/infra-team#204 (comment).

[github-actions]

Dry-run check results

[WARN  rust_team::sync] sync-team is running in dry mode, no changes will be applied.
[INFO  rust_team::sync] synchronizing crates-io
[INFO  rust_team::sync] 💻 Trusted Publishing Crate Diffs:
      Setting trusted publishing only option for krate `jobserver` to `true`
      Adding `team` owner `github:rust-lang:compiler` to krate `jobserver`
      Adding `team` owner `github:rust-lang:cargo` to krate `jobserver`
[INFO  rust_team::sync] synchronizing github

[INFO  rust_team::sync] 💻 Repo Diffs:

📝 Editing repo 'rust-lang/jobserver-rs':

Environments:

➕ Create: publish

Tags: *

[weihanglo]

Thanks!