randomize test order (#1916) (#1917)

(cherry picked from commit 2c009c9)

Author: flying-sheep

pyproject.toml

@@ -87,6 +87,9 @@ test = [
     "loompy>=3.0.5",
     "pytest>=8.2,<8.3.4",
     "pytest-cov>=2.10",
+    "pytest-randomly",
+    "pytest-memray",
+    "pytest-mock",
     "zarr<3",
     "matplotlib",
     "scikit-learn",
@@ -98,8 +101,6 @@ test = [
     "dask[distributed]",
     "awkward>=2.3",
     "pyarrow",
-    "pytest_memray",
-    "pytest-mock",
     "anndata[dask]",
 ]
 dev-test = [ "pytest-xdist[psutil]" ] # local test speedups