Disentangle `data/versions.csv` using `data/tyndp_versions.csv`

[tgilon]

Affected Component/Workflow

• I have labeled this feature with the affected component(s) using GitHub labels (e.g., SB, CBA, documentation, etc.).

Overview

PyPSA#2016 made data/versions.csv easily extendable with a configurable option

Scope & Key Deliverables

Create two files: data/versions.csv and data/versions_tyndp.csv

Implementation Tasks

• Desetangle the data sources in data/versions.csv
• Update the configuration file