Context: https://github.com/la10736/rstest/issues/256
Cargo will now cause a rebuild whenever a new test case file is added.
Previsouly running `cargo test` after adding a new test case resulted in
that case not being picked up and ignored.
Change-Id: Ibfc420b5bfe3f3ee41d3ebd3fb9d248819fa6ed9
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11751
Reviewed-by: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Autosubmit: Ilan Joselevich <personal@ilanjoselevich.com>