backend, model: remove calls to trivial super().__init__() methods

These are unsafe, according to mypy:
error: Call to abstract method "__init__" of "DataSpecificationContent" with trivial body via super() is unsafe  [safe-super]

basyx/aas/backend/couchdb.py

@@ -246,7 +246,6 @@ def __init__(self, url: str, database: str):
         :param url: URL to the CouchDB
         :param database: Name of the Database inside the CouchDB
         """
-        super().__init__()
         self.url: str = url
         self.database_name: str = database
 

basyx/aas/backend/local_file.py

@@ -77,7 +77,6 @@ def __init__(self, directory_path: str):
 
         :param directory_path: Path to the local file backend (the path where you want to store your AAS JSON files)
         """
-        super().__init__()
         self.directory_path: str = directory_path.rstrip("/")
 
         # A dictionary of weak references to local replications of stored objects. Objects are kept in this cache as

basyx/aas/model/base.py

@@ -2389,7 +2389,6 @@ def __init__(self,
                  value: Optional[ValueTypeIEC61360] = None,
                  level_types: Iterable[IEC61360LevelType] = ()):
 
-        super().__init__()
         self.preferred_name: PreferredNameTypeIEC61360 = preferred_name
         self.short_name: Optional[ShortNameTypeIEC61360] = short_name
         self.data_type: Optional[DataTypeIEC61360] = data_type

basyx/aas/model/provider.py

@@ -86,7 +86,6 @@ class DictObjectStore(AbstractObjectStore[_IT], Generic[_IT]):
     :class:`~basyx.aas.model.base.Identifier` → :class:`~basyx.aas.model.base.Identifiable`
     """
     def __init__(self, objects: Iterable[_IT] = ()) -> None:
-        super().__init__()
         self._backend: Dict[Identifier, _IT] = {}
         for x in objects:
             self.add(x)