Upgrade rust/crates/futures-sink to 0.3.12

Test: make
Change-Id: Id7ffb8e6efcb6b7e749108181177b82cc12f544f

1 files changed, 0 insertions, 8 deletions

diff --git a/src/lib.rs b/src/lib.rs
index 8ee257e..6193f51 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -8,16 +8,8 @@
 // It cannot be included in the published code because this lints have false positives in the minimum required version.
 #![cfg_attr(test, warn(single_use_lifetimes))]
 #![warn(clippy::all)]
-
-// mem::take requires Rust 1.40, matches! requires Rust 1.42
-// Can be removed if the minimum supported version increased or if https://github.com/rust-lang/rust-clippy/issues/3941
-// get's implemented.
-#![allow(clippy::mem_replace_with_default, clippy::match_like_matches_macro)]
-
 #![doc(test(attr(deny(warnings), allow(dead_code, unused_assignments, unused_variables))))]
 
-#![doc(html_root_url = "https://docs.rs/futures-sink/0.3.7")]
-
 #[cfg(feature = "alloc")]
 extern crate alloc;