du: --time shows the creation time instead of last modification time

[Devel08]

Title is self-explanatory.

How to reproduce

GNU

$ du --max-depth=1 --time
8	2026-07-02 18:41	./.cargo
280	2026-07-02 18:41	./.github
8	2026-07-02 18:41	./.config
328	2026-07-02 18:41	./util
868	2026-07-02 18:41	./docs
8892	2026-07-02 18:41	./src
44	2026-07-02 18:41	./.vscode
260	2026-07-02 18:41	./fuzz
8136	2026-07-02 18:41	./tests
12	2026-07-02 18:41	./.devcontainer
2043032	2026-07-04 08:17	./target
47172	2026-07-02 18:41	./.git
2109336	2026-07-04 08:17	.

uutils

$ cargo run du --max-depth=1 --time
    Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
     Running `target/debug/coreutils du --max-depth=1 --time`
8	2026-07-02 18:41	./.cargo
280	2026-07-02 18:41	./.github
8	2026-07-02 18:41	./.config
328	2026-07-02 18:41	./util
868	2026-07-02 18:41	./docs
8892	2026-07-02 18:41	./src
44	2026-07-02 18:41	./.vscode
260	2026-07-02 18:41	./fuzz
8136	2026-07-02 18:41	./tests
12	2026-07-02 18:41	./.devcontainer
2043032	2026-07-02 18:44	./target
47172	2026-07-02 18:41	./.git
2109336	2026-07-02 18:48	.

the last entry is the cwd, in which in GNU's time column is 2026-07-04 08:17 (that is the last modification time) and uutils is 2026-07-02 18:48 (that is the time when the directory was created). Note that this bug occurs on other entries too and not the cwd only (.)