[Balance sheet] View Balance sheet table

**Feature description: A user can view a Balance Sheet table**

Flow:
1. Go to Main menu > "Extrase de cont" > select a Balance sheet from the Balance sheet list / add new Balance sheet > "Intrări și ieșiri" section: [Figma mockup](https://www.figma.com/file/W7ppl5xGFpB3atVWwYL7qN/Alex-(asistentul-bugetar-al-ONG-urilor)?type=design&node-id=3146-51588&mode=design&t=Ozw7edThwNEG1pHw-4)

**Actions on view Balance Sheet**
- _edit row_ - a user can edit a row as described in issue https://github.com/code4romania/alex-api/issues/14 by clicking on 'more actions' - a vertical dots dropdown menu
- _delete row_ - a user can delete a row by clicking on 'more actions' - a vertical dots dropdown menu
- _expand row_ - a user can see the details of an entry as described in issue https://github.com/code4romania/alex-api/issues/15
- _download table_ by clicking in the 'Descarca' button
- _filter a table_ as described in issue https://github.com/code4romania/alex-api/issues/10
- _add a new row_ as described in issue https://github.com/code4romania/alex-api/issues/12

**The table will display**
- Table header
- [checkbox] checkbox
- [date] Data - dd/mm
- [text] Denumire
- [float] Suma - number preceded by “+” for incomes and “-” for expenses
- [icon+text] Status - if Alocare/Decontare was checked, the status is “Alocated”, else “Nealocat”
- [text] Sursa venit / decontare - if Alocare/Decontare was checked, Sursa is listed here
- [iconsl buttons] Actiuni

**The filters on the list:**
As described in issue https://github.com/code4romania/alex-api/issues/10

Inizia con questo Issue e rivedi gli Issues collegati 10, 12, 14 e 15 insieme al mockup di Figma. Conferma come si raggiunge Balance sheet, quindi implementa le colonne della tabella, le azioni sulle righe, il filtraggio, l'aggiunta, l'espansione, l'eliminazione, la modifica e il download elencati; il lavoro è completo quando la vista e le azioni descritte sono disponibili.

Scritto dal modello di indicizzazione a partire dal testo della issue.