Ignore let_underscore_untyped pedantic clippy lint

    error: non-binding `let` without a type annotation
       --> src/error.rs:618:5
        |
    618 |     let _ = target;
        |     ^^^^^^^^^^^^^^^
        |
        = help: consider adding a type annotation or removing the `let` keyword
        = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_untyped
        = note: `-D clippy::let-underscore-untyped` implied by `-D clippy::pedantic`

    error: non-binding `let` without a type annotation
      --> tests/test_backtrace.rs:12:5
       |
    12 |     let _ = error.backtrace();
       |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
       |
       = help: consider adding a type annotation or removing the `let` keyword
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_untyped
       = note: `-D clippy::let-underscore-untyped` implied by `-D clippy::pedantic`

    error: non-binding `let` without a type annotation
      --> tests/test_ensure.rs:35:9
       |
    35 |         let _ = rhs;
       |         ^^^^^^^^^^^^
       |
       = help: consider adding a type annotation or removing the `let` keyword
       = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_underscore_untyped
       = note: `-D clippy::let-underscore-untyped` implied by `-D clippy::pedantic`

Author: dtolnay

src/lib.rs

@@ -220,6 +220,7 @@
     clippy::enum_glob_use,
     clippy::explicit_auto_deref,
     clippy::extra_unused_type_parameters,
+    clippy::let_underscore_untyped,
     clippy::missing_errors_doc,
     clippy::missing_panics_doc,
     clippy::module_name_repetitions,

tests/test_backtrace.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::let_underscore_untyped)]
+
 #[rustversion::not(nightly)]
 #[ignore]
 #[test]

tests/test_ensure.rs

@@ -6,6 +6,7 @@
     clippy::ifs_same_cond,
     clippy::items_after_statements,
     clippy::let_and_return,
+    clippy::let_underscore_untyped,
     clippy::match_bool,
     clippy::never_loop,
     clippy::overly_complex_bool_expr,