adapt to changes in gix-diff

Author: Byron

gix-status/src/index_as_worktree_with_renames/mod.rs

@@ -404,6 +404,7 @@ pub(super) mod function {
         use crate::index_as_worktree_with_renames::{Entry, Error};
         use bstr::BStr;
         use gix_diff::rewrites::tracker::ChangeKind;
+        use gix_diff::tree::visit::Relation;
         use gix_dir::entry::Kind;
         use gix_filter::pipeline::convert::ToGitOutcome;
         use gix_hash::oid;
@@ -437,6 +438,12 @@ pub(super) mod function {
                 }
             }
 
+            fn relation(&self) -> Option<Relation> {
+                // TODO: figure out if index or worktree can provide containerization - worktree should be possible.
+                //       index would take some processing.
+                None
+            }
+
             fn kind(&self) -> ChangeKind {
                 match self {
                     ModificationOrDirwalkEntry::Modification(m) => match &m.status {