add clippy::map_entry

crates/pacdef_macros/src/lib.rs

@@ -7,6 +7,7 @@ Procedural macros for `pacdef`.
     clippy::cognitive_complexity,
     clippy::explicit_iter_loop,
     clippy::explicit_into_iter_loop,
+    clippy::map_entry,
     clippy::missing_errors_doc,
     clippy::missing_panics_doc,
     clippy::option_if_let_else,