Remove unneeded allows

Author: sgued

clippy_lints/src/types/mod.rs

@@ -490,7 +490,6 @@ impl Types {
                         }
                     }
                 }
-                #[allow(clippy::iter_empty)]
                 match *qpath {
                     QPath::Resolved(Some(ty), p) => {
                         context.is_nested_call = true;

clippy_utils/src/lib.rs

@@ -482,7 +482,6 @@ pub fn def_path_res(cx: &LateContext<'_>, path: &[&str]) -> Res {
     }
     fn find_primitive<'tcx>(tcx: TyCtxt<'tcx>, name: &str) -> impl Iterator<Item = DefId> + 'tcx {
         let single = |ty| tcx.incoherent_impls(ty).iter().copied();
-        #[allow(clippy::iter_empty)]
         let empty = || [].iter().copied();
         match name {
             "bool" => single(BoolSimplifiedType),