fix(backends): fix bug that would throw error when using `open_compar…

…e` with multiple backends and with backend-specific keyword arguments

src/ozzy/backends/lcode_backend.py

@@ -829,6 +829,7 @@ def read(
     axes_lims: dict[str, tuple[float, float]] | None = None,
     axisym: bool = True,
     abs_q: float = 1.0,
+    **kwargs,
 ) -> xr.Dataset:
     r"""
     Read one or more LCODE data files and create a Dataset.

src/ozzy/backends/osiris_backend.py

@@ -241,7 +241,7 @@ def config_osiris(ds):
 
 
 @stopwatch
-def read(files):
+def read(files, **kwargs):
     """Read OSIRIS HDF5 data files and return a Dataset.
 
     Parameters

src/ozzy/backends/ozzy_backend.py

@@ -31,7 +31,7 @@ def config_ozzy(ds):
 
 
 @stopwatch
-def read(files):
+def read(files, **kwargs):
     """Read and process data files into a Dataset.
 
     Parameters