Auto merge of rust-lang#120417 - matthiaskrgr:rollup-5rszkmd, r=matthiaskrgr

Rollup of 6 pull requests

Successful merges:

 - rust-lang#118182 (Properly recover from trailing attr in body)
 - rust-lang#119641 (Remove feature not required by `Ipv6Addr::to_cononical` doctest)
 - rust-lang#119957 (fix: correct suggestion arg for impl trait)
 - rust-lang#120386 (ScopeTree: remove destruction_scopes as unused)
 - rust-lang#120398 (Improve handling of numbers in `IntoDiagnosticArg`)
 - rust-lang#120399 (Remove myself from review rotation)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

core/src/net/ip_addr.rs

@@ -1893,7 +1893,6 @@ impl Ipv6Addr {
     /// # Examples
     ///
     /// ```
-    /// #![feature(ip)]
     /// use std::net::Ipv6Addr;
     ///
     /// assert_eq!(Ipv6Addr::new(0, 0, 0, 0, 0, 0xffff, 0x7f00, 0x1).is_loopback(), false);