resolve: Tweak some naming around import ambiguities

compiler/rustc_resolve/src/late.rs

@@ -3730,7 +3730,7 @@ impl<'a: 'ast, 'b, 'ast, 'tcx> LateResolutionVisitor<'a, 'b, 'ast, 'tcx> {
         let ls_binding = self.maybe_resolve_ident_in_lexical_scope(ident, ValueNS)?;
         let (res, binding) = match ls_binding {
             LexicalScopeBinding::Item(binding)
-                if is_syntactic_ambiguity && binding.is_ambiguity() =>
+                if is_syntactic_ambiguity && binding.is_ambiguity_recursive() =>
             {
                 // For ambiguous bindings we don't know all their definitions and cannot check
                 // whether they can be shadowed by fresh bindings or not, so force an error.