[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

tests/test_mdanalysis.py

@@ -1,4 +1,5 @@
 """Use the MDAnalysis library to read H5 files and check compliance with the H5MD standard."""
+
 import pathlib
 
 import ase.build

znh5md/__init__.py

@@ -1,4 +1,5 @@
 """ZnH5MD: High Performance Interface for H5MD Trajectories."""
+
 import contextlib
 import importlib.metadata
 

znh5md/format/__init__.py

@@ -1,4 +1,5 @@
 """Format handler for h5md files."""
+
 import contextlib
 import dataclasses
 import typing