database field in TimeseriesContainer: possible remnant from the migration from influx to timescale db

Bug Report

🐛 Summary

The instantiation of the TimeseriesContainer requires the definition of the field database.

📋 Steps to reproduce

1. Just pip install the shepard-client in the version 3.0.2
2. Try to instantiate the TimeseriesContainer
3. During the instantiation the database field is needed

📦 Environment

• shepard Version: Frontend Version: 3.0.2; Backend Version: 3.0.2
• Webbrowser and version: Microsoft Edge and version 133.0.3065.92 (Official Build) (64-Bit)
• shepard client and version: Python-Client, version 3.0.2
• Operating system: Windows 11 Enterprise 23H2 / 64-Bit

🥅 What is the expected correct behavior?

No additional field for database.

📓 Relevant logs and/or screenshots

    test_container = timeseries_api.create_timeseries_container(
        TimeseriesContainer(
            name="Test Container",
            id=-1,
            created_at=datetime.now(),  # type: ignore
            created_by=author,  # type: ignore
            updated_at=datetime.now(),  # type: ignore
            updated_by=author,  # type: ignore
            database="Test Database",
        )
    )