Ignore module_name_repetitions pedantic clippy lint

    warning: item name ends with its containing module's name
     --> impl/src/span.rs:4:11
      |
    4 | pub trait MemberSpan {
      |           ^^^^^^^^^^
      |
      = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#module_name_repetitions
      = note: `-W clippy::module-name-repetitions` implied by `-W clippy::pedantic`
      = help: to override `-W clippy::pedantic` add `#[allow(clippy::module_name_repetitions)]`

Author: dtolnay

impl/src/lib.rs

@@ -6,6 +6,7 @@
     clippy::manual_let_else,
     clippy::manual_map,
     clippy::map_unwrap_or,
+    clippy::module_name_repetitions,
     clippy::needless_pass_by_value,
     clippy::option_if_let_else,
     clippy::range_plus_one,