ERP software: add financial reports based on existing ones. -- 2

In summary, it involves:

- Modifying and adding financial reports based on existing ones.

Please review the following summary video before providing your proposal (1.5 minutes): https://www.youtube.com/watch?v=hI1WX0A-b7M

Tasks:
Nuevos reportes: Estados de Financieros en resumen y 2 nuevos estados. (**new summary reports and new statement of equity evolution, cash flow and notes to the financial statements)**

- [ ] Balance General (Balance sheet simplified report): https://youtu.be/IlcTh7DzAx0
- [ ] Estado de Resultados (Profit and loss simplified report): https://youtu.be/WtiPyRcRrHE
- [ ] Estado de Evolución del Patrimonio (equity evolution): https://youtu.be/jQQy0pxTEO8
- [ ] Estado de Flujo de Efectivo (cash flow): https://youtu.be/VKicTSACJ6E
- [ ] Reportes sin grupo de cuentas (reports without account group): https://youtu.be/j4k6ondLHhU
- [ ] Notas a los estados financieros (notes): https://youtu.be/PPbCgKnSNA0