The tracking issue for cargo update commits

[droideck]

Issue Description
New vulnerabilities, compile warnings, etc. can arise from time to time in Rust packages.
They should be addressed by running cargo update --manifest-path=./src/Cargo.toml. Sometimes it can require manual intrusion.

The PRs can be linked to this issue.

[droideck]

3b43a7b..bd3140f 389-ds-base-2.3 -> 389-ds-base-2.3
5e49564..8d74381 389-ds-base-2.2 -> 389-ds-base-2.2
98b5df6..86c736b 389-ds-base-2.1 -> 389-ds-base-2.1
3470b8e..744cb41 389-ds-base-2.0 -> 389-ds-base-2.0
7e07c95..e0ac93b 389-ds-base-1.4.3 -> 389-ds-base-1.4.3