Apply ruff/pycodestyle rule W291

W291 Trailing whitespace

Author: DimitriPapadopoulos

src/zarr/registry.py

@@ -48,9 +48,9 @@ def register(self, cls: type[T]) -> None:
 __ndbuffer_registry: Registry[NDBuffer] = Registry()
 
 """
-The registry module is responsible for managing implementations of codecs, pipelines, buffers and ndbuffers and 
-collecting them from entrypoints.
-The implementation used is determined by the config
+The registry module is responsible for managing implementations of codecs,
+pipelines, buffers and ndbuffers and collecting them from entrypoints.
+The implementation used is determined by the config.
 """