chore(deps): update rust crate thiserror to v2.0.20

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
thiserror	dependencies	patch	2.0.19 → 2.0.20

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Release Notes

dtolnay/thiserror (thiserror)

v2.0.20

Compare Source

• Suppress redundant_field_names clippy lint in generated code (#​454)

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📊 iai-callgrind Benchmark Results

⚠️ 1 Regression(s) Detected

| Benchmark | Base | PR | Change | % |
|-----------|------|----|---------|
| iai_algos::corner_to_corner_idastar | 80,803 | 80,930 | +127 | +0.16% |

➡️ 19 Unchanged (within ±0.1%)

Click to expand

Benchmark	Instructions
iai_algos::corner_to_corner_astar	5,124
iai_algos::corner_to_corner_bfs	4,959
iai_algos::corner_to_corner_bfs_bidirectional	3,352,638
iai_algos::corner_to_corner_dfs	3,581,749
iai_algos::corner_to_corner_dijkstra	3,655,462
iai_algos::corner_to_corner_fringe	4,880
iai_algos::corner_to_corner_iddfs	251
iai_algos::no_path_astar	14
iai_algos::no_path_bfs	193
iai_algos::no_path_bfs_bidirectional	16
iai_algos::no_path_dfs	3,619,453
iai_algos::no_path_dijkstra	3,625,429
iai_algos::no_path_fringe	14
iai_edmondskarp::wikipedia_example_dense	38,236
iai_edmondskarp::wikipedia_example_sparse	65,777
iai_kuhn_munkres::kuhn_munkres_size_128	4,145,638
iai_kuhn_munkres::kuhn_munkres_size_32	251,623
iai_kuhn_munkres::kuhn_munkres_size_64	1,208,754
iai_separate_components::bench_separate_components	16,024,787

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iai-callgrind measures instructions executed, which is deterministic and not affected by system load.