address review

Co-authored-by: Vadim Petrochenkov <vadim.petrochenkov@gmail.com>

Author: LorrensP-2158466

compiler/rustc_resolve/src/ident.rs

@@ -1068,7 +1068,7 @@ impl<'ra, 'tcx> Resolver<'ra, 'tcx> {
     // This is used to check whether we can definitively accept a glob as a resolution.
     fn single_import_can_define_name(
         &mut self,
-        resolution: &RefMut<'_, NameResolution<'ra>>,
+        resolution: &NameResolution<'ra>,
         binding: Option<NameBinding<'ra>>,
         ns: Namespace,
         ignore_import: Option<Import<'ra>>,