Auto merge of #4071 - Turbo87:sidebar, r=locks
Auto merge of #4071 - Turbo87:sidebar, r=locks

CrateSidebar: Remove unused properties

We don't show the version list in the sidebar anymore, so all of these properties can be removed 🎉

rust-lang/crates.io,rust-lang/crates.io,rust-lang/crates.io,rust-lang/crates.io