Using LocalStore in Zarr v3 (#8299)

Fixes #8298 


### Types of changes
<!--- Put an `x` in all the boxes that apply, and remove the not
applicable items -->
- [x] Non-breaking change (fix or new feature that would not break
existing functionality).
- [ ] Breaking change (fix or new feature that would cause existing
functionality to change).
- [ ] New tests added to cover the changes.
- [ ] Integration tests passed locally by running `./runtests.sh -f -u
--net --coverage`.
- [ ] Quick tests passed locally by running `./runtests.sh --quick
--unittests --disttests`.
- [ ] In-line docstrings updated.
- [ ] Documentation updated, tested `make html` command in the `docs/`
folder.

---------

Signed-off-by: YunLiu <[email protected]>
Co-authored-by: Eric Kerfoot <[email protected]>

tests/test_zarr_avg_merger.py

@@ -19,11 +19,18 @@
 from torch.nn.functional import pad
 
 from monai.inferers import ZarrAvgMerger
-from monai.utils import optional_import
+from monai.utils import get_package_version, optional_import, version_geq
 from tests.utils import assert_allclose
 
 np.seterr(divide="ignore", invalid="ignore")
 zarr, has_zarr = optional_import("zarr")
+if has_zarr:
+    if version_geq(get_package_version("zarr"), "3.0.0"):
+        directory_store = zarr.storage.LocalStore("test.zarr")
+    else:
+        directory_store = zarr.storage.DirectoryStore("test.zarr")
+else:
+    directory_store = None
 numcodecs, has_numcodecs = optional_import("numcodecs")
 
 TENSOR_4x4 = torch.randint(low=0, high=255, size=(2, 3, 4, 4), dtype=torch.float32)
@@ -154,7 +161,7 @@
 
 # explicit directory store
 TEST_CASE_10_DIRECTORY_STORE = [
-    dict(merged_shape=TENSOR_4x4.shape, store=zarr.storage.DirectoryStore("test.zarr")),
+    dict(merged_shape=TENSOR_4x4.shape, store=directory_store),
     [
         (TENSOR_4x4[..., :2, :2], (0, 0)),
         (TENSOR_4x4[..., :2, 2:], (0, 2)),