Updated osm-prebuilt network to v0.4 and added version control to config

[bobbyxng]

Changes proposed in this Pull Request

• Updated osm-prebuilt Zenodo repository to v0.4: https://doi.org/10.5281/zenodo.13759222:
  Added Kosovo (XK) as dedicated region. Fixed major 330 kV line in Moldova (MD).
  Fixed line: https://www.openstreetmap.org/way/33360284
• Quick validation: Updated network converged for 300 nodes using solve_elec_networks
• Added version control to osm-prebuilt: config["electricity"]["osm-prebuilt-version"]. Defaults to latest Zenodo release, i.e. v0.4, Config is only considered when selecting osm-prebuilt as base_network.

Checklist

• I tested my contribution locally and it works as intended.
• Code and workflow changes are sufficiently documented.
• Changes in configuration options are added in config/config.default.yaml.
• Changes in configuration options are documented in doc/configtables/*.csv.
• Sources of newly added data are documented in doc/data_sources.rst.
• A release note doc/release_notes.rst is added.