Lint if workspace lints are available but not inherited

[epage]

What it does

See also rust-lang/rust-clippy#11933

Advantage

• Avoid accidents in forgetting to inherit

Drawbacks

• There may be cases where avoiding inheritance is intentional

Example

[workspace]

[workspace.lints]

[package]

Could be written as:

[workspace]

[workspace.lints]

[package]

[lints]
workspace = true