Restore default for showUntrackedFiles

[cruessler]

This restores the behaviour of gitui <= 0.27. gitui <= 0.27 uses a different default value for status.showUntrackedFiles than libgit2, gix and git.

gitui/asyncgit/src/sync/config.rs

Lines 40 to 62 in db211e5

	pub fn untracked_files_config_repo(
	repo: &Repository,
	) -> Result<ShowUntrackedFilesConfig> {
	let show_untracked_files =
	get_config_string_repo(repo, "status.showUntrackedFiles")?;
	if let Some(show_untracked_files) = show_untracked_files {
	if &show_untracked_files == "no" {
	return Ok(ShowUntrackedFilesConfig::No);
	} else if &show_untracked_files == "normal" {
	return Ok(ShowUntrackedFilesConfig::Normal);
	}
	}
	// This does not reflect how git works according to its docs that say: "If this variable is not
	// specified, it defaults to `normal`."
	//
	// https://git-scm.com/docs/git-config#Documentation/git-config.txt-statusshowUntrackedFiles
	//
	// Note that this might become less relevant over time as more code gets migrated to `gitoxide`
	// because `gitoxide` respects `status.showUntrackedFiles` by default.
	Ok(ShowUntrackedFilesConfig::All)
	}

This Pull Request fixes #2744.

I followed the checklist:

• I ran make check without errors
• I tested the overall application