controllers/crate: Fix @each property deprecation
controllers/crate: Fix @each property deprecation

steveklabnik/crates.io,Susurrus/crates.io,rust-lang/crates.io,achanda/crates.io,Susurrus/crates.io,rust-lang/crates.io,Susurrus/crates.io,achanda/crates.io,achanda/crates.io,rust-lang/crates.io,steveklabnik/crates.io,achanda/crates.io,Susurrus/crates.io,rust-lang/crates.io,steveklabnik/crates.io,steveklabnik/crates.io