Use Polars >= v1

pyproject.toml

@@ -27,7 +27,7 @@ python-ulid = ">=2.2.0"
 cryptography = ">41.0.0"
 dapla-toolbelt = ">=1.7.0"
 fsspec = ">=2023.5.0"
-polars = ">=0.18.2"
+polars = ">=1.0.0"
 pygments = ">2.15.0"
 click = ">=8.0.1"
 ssb-datadoc-model = ">=5.0.0"