ECON should have lists of tables and figures in the back matter after bibliography

Created by: Witiko

According to the dean's directive 9/2019, article 3, paragraph 3, theses written at ECON should have lists of tables and figures after the bibliography:

However, at the moment, the style for ECON typesets the lists of tables and figures in the front matter:

https://github.com/Witiko/fithesis/blob/53b89cda6df249dc479aa07883df5000e134c7e1/style/mu/econ.dtx#L272-L285