add cfail tests

Cargo.toml

tests/cfail.rs

tests/cfail/duplicated-handler.rs

tests/cfail/duplicated-task.rs

tests/cfail/idle.rs

tests/cfail/init.rs

tests/cfail/lock.rs

tests/cfail/peripheral-alias.rs

tests/cfail/priority-too-high.rs

tests/cfail/priority-too-low.rs

tests/cfail/resource-alias.rs

tests/cfail/token-outlive.rs

tests/cfail/token-transfer.rs

tests/cfail/wrong-threshold.rs