Replace deprecated clippy option
Replace deprecated clippy option

Replace "clippy::unknown-clippy-lints" with "unknown-lints".

Signed-off-by: Emily Mabrey <3d36c4a9b71c8057f58fe5b123154f7eebd91aac@gmail.com>

mozilla/sccache,luser/sccache2,luser/sccache2,luser/sccache2,mozilla/sccache,mozilla/sccache,luser/sccache2