Add examples for 2023 and 2024 config and change upgrade generic tests to have them per year
Actualisation and clean up of tests for different configuration for Run3:
- add example steering and db tags for 2023 and 2024
- remove upgrade error files because identical to run1 and run2
- add options to switch off spillover when otherwise active
- modify tests for run3 removing upgrade from the name and covering all years
Edited by Gloria Corti