[BUG] eDisGo does not find the right powerplant tables on the oep

[MoritzSchloesser]

Describe the bug
When running the edisgo_simple_example.ipynb and changing the scneario from 'nep2035' to either 'eGon2035' or 'eGon100' an (as described in 578) (AttributeError: module 'egoio.db_tables.supply' has no attribute 't_ego_dp_conv_powerplant_eGon2035_mview') is raised. The table names created in eDisGo seem not to match the ones on the OEP.