This enables us to feature-flag rules, like:
```rust
ruff_macros::define_rule_mapping!(
#[cfg(feature = "logical_lines")]
E111 => rules::pycodestyle::rules::IndentationWithInvalidMultiple,
...
)
```
This enables us to feature-flag rules, like:
```rust
ruff_macros::define_rule_mapping!(
#[cfg(feature = "logical_lines")]
E111 => rules::pycodestyle::rules::IndentationWithInvalidMultiple,
...
)
```