Silence clippy::redundant_closure

Refs rust-lang/rust-clippy#3942 and
rust-lang/rust-clippy#3974

cargo-insta/src/main.rs

@@ -11,6 +11,7 @@
 //! ```
 //!
 //! For more information see [the insta crate documentation](https://docs.rs/insta).
+#![allow(clippy::redundant_closure)]
 mod cargo;
 mod cli;
 mod inline;

src/lib.rs

@@ -247,6 +247,7 @@
 //!
 //! After the initial test failure you can run `cargo insta review` to
 //! accept the change.  The file will then be updated automatically.
+#![allow(clippy::redundant_closure)]
 #[macro_use]
 mod macros;
 mod content;