fix: use ItemInNs::Macros to convert ModuleItem to ItemInNs

Author: roife

src/tools/rust-analyzer/crates/hir/src/lib.rs

@@ -2784,6 +2784,7 @@ impl From<ModuleDef> for ItemInNs {
             ModuleDef::Static(_) | ModuleDef::Const(_) | ModuleDef::Function(_) => {
                 ItemInNs::Values(module_def)
             }
+            ModuleDef::Macro(it) => ItemInNs::Macros(it),
             _ => ItemInNs::Types(module_def),
         }
     }