fix: worktree incorrect when .git is symlink (#2052)

Author: arumugamramaswamy

gix/src/open/repository.rs

@@ -301,7 +301,10 @@ impl ThreadSafeRepository {
                     | gix_config::Source::EnvOverride => wt_path,
                     _ => git_dir.join(wt_path).into(),
                 };
-                worktree_dir = gix_path::normalize(wt_path, current_dir).map(Cow::into_owned);
+                // the reason we use realpath instead of gix_path::normalize here is because there
+                // could be any intermediate symlinks (for example due to a symlinked .git
+                // directory)
+                worktree_dir = gix_path::realpath(wt_path).ok();
                 #[allow(unused_variables)]
                 if let Some(worktree_path) = worktree_dir.as_deref().filter(|wtd| !wtd.is_dir()) {
                     gix_trace::warn!("The configured worktree path '{}' is not a directory or doesn't exist - `core.worktree` may be misleading", worktree_path.display());