fix: add imports in metabase.__init__

Signed-off-by: Charles Larivier <charles@dribbble.com>

Author: Charles Larivier

metabase/__init__.py

@@ -1 +1,10 @@
 from metabase.metabase import Metabase
+from metabase.resources.database import Database
+from metabase.resources.dataset import Dataset
+from metabase.resources.field import Field
+from metabase.resources.metric import Metric
+from metabase.resources.permission_group import PermissionGroup
+from metabase.resources.permission_membership import PermissionMembership
+from metabase.resources.segment import Segment
+from metabase.resources.table import Table
+from metabase.resources.user import User