chore: Apply suggestion

Co-authored-by: Nick <[email protected]>

Author: Techassi

crates/stackable-operator/src/crd/listener/mod.rs

@@ -13,6 +13,7 @@ mod class;
 mod core;
 mod listeners;
 
+// Group all v1alpha1 items in one module.
 pub mod v1alpha1 {
     pub use super::{class::v1alpha1::*, core::v1alpha1::*, listeners::v1alpha1::*};
 }