hir: Add non-optional hir_owner_nodes for real OwnerIds

Author: petrochenkov

clippy_lints/src/min_ident_chars.rs

@@ -93,9 +93,7 @@ impl Visitor<'_> for IdentVisitor<'_, '_> {
             // reimplement it even if we wanted to
             cx.tcx.opt_hir_node(hir_id)
         } else {
-            let Some(owner) = cx.tcx.opt_hir_owner_nodes(hir_id.owner) else {
-                return;
-            };
+            let owner = cx.tcx.hir_owner_nodes(hir_id.owner);
             owner.nodes.get(hir_id.local_id).copied().flatten().map(|p| p.node)
         };
         let Some(node) = node else {