tests: tree::tests::tree_list failing.

[mrcjkb]

After merging #51, run cargo tt in a devShell or with cargo-nextest installed.
I'm not sure if it's flaky or if some test resources have changed while the test was disabled.

cc @vhyrro

running 1 test
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Snapshot file: rocks-lib/src/tree/snapshots/rocks_lib__tree__tests__tree_list.snap
Snapshot: tree_list
Source: rocks-lib/src/tree/mod.rs:123
────────────────────────────────────────────────────────────────────────────────
Expression: tree.list()
────────────────────────────────────────────────────────────────────────────────
-old snapshot
+new results
────────────┬───────────────────────────────────────────────────────────────────
    0     0 │ lua-cjson:
    1     1 │   - 2.1.0.9-1
    2     2 │ neorg:
    3       │-  - 8.8.1-1
    4     3 │   - 8.0.0-1
────────────┴───────────────────────────────────────────────────────────────────
To update snapshots run `cargo insta review`
Stopped on the first failure. Run `cargo insta test` to run all snapshots.
test tree::tests::tree_list ... FAILED