feat: implement storage boxes bound methods and various fixes (#593)

Author: jooola

hcloud/storage_boxes/__init__.py

@@ -21,7 +21,9 @@
     StorageBoxFoldersResponse,
     StorageBoxSnapshot,
     StorageBoxSnapshotPlan,
+    StorageBoxSnapshotStats,
     StorageBoxStats,
+    StorageBoxStatus,
     StorageBoxSubaccount,
     StorageBoxSubaccountAccessSettings,
 )
@@ -44,7 +46,9 @@
     "StorageBoxSnapshot",
     "StorageBoxSnapshotPlan",
     "StorageBoxSnapshotsPageResult",
+    "StorageBoxSnapshotStats",
     "StorageBoxStats",
+    "StorageBoxStatus",
     "StorageBoxSubaccount",
     "StorageBoxSubaccountAccessSettings",
     "StorageBoxSubaccountsPageResult",