np.unique(): inverse is shaped in numpy 2

[crusaderky]

• Part of ⚠️ Upstream CI failed ⚠️ #10593

[github-actions]

Unit Test Results

See test report for an extended history of previous test failures. This is useful for diagnosing flaky tests.

     15 files  ±0       15 suites  ±0   3h 56m 39s ⏱️ + 14m 45s
 12 935 tests ±0   11 669 ✅ ±0     929 💤 ±0  337 ❌ ±0 
160 257 runs  ±0  143 007 ✅ +2  16 913 💤  - 2  337 ❌ ±0 

For more details on these failures, see this check.

Results for commit 78802ac. ± Comparison against base commit 91093fd.

This pull request removes 8 and adds 8 tests. Note that renamed tests count towards both.

dask.array.tests.test_routines ‑ test_unique_rand[shape0-chunks0-0-10-23]
dask.array.tests.test_routines ‑ test_unique_rand[shape0-chunks0-0-10-796]
dask.array.tests.test_routines ‑ test_unique_rand[shape1-chunks1-0-10-23]
dask.array.tests.test_routines ‑ test_unique_rand[shape1-chunks1-0-10-796]
dask.array.tests.test_routines ‑ test_unique_rand[shape2-chunks2-0-10-23]
dask.array.tests.test_routines ‑ test_unique_rand[shape2-chunks2-0-10-796]
dask.array.tests.test_routines ‑ test_unique_rand[shape3-chunks3-0-10-23]
dask.array.tests.test_routines ‑ test_unique_rand[shape3-chunks3-0-10-796]

dask.array.tests.test_routines ‑ test_unique_rand[shape0-chunks0-23]
dask.array.tests.test_routines ‑ test_unique_rand[shape0-chunks0-796]
dask.array.tests.test_routines ‑ test_unique_rand[shape1-chunks1-23]
dask.array.tests.test_routines ‑ test_unique_rand[shape1-chunks1-796]
dask.array.tests.test_routines ‑ test_unique_rand[shape2-chunks2-23]
dask.array.tests.test_routines ‑ test_unique_rand[shape2-chunks2-796]
dask.array.tests.test_routines ‑ test_unique_rand[shape3-chunks3-23]
dask.array.tests.test_routines ‑ test_unique_rand[shape3-chunks3-796]

♻️ This comment has been updated with latest results.