feat(political-office): enhance political office benefits and salary computation

- Added a new hierarchyLevel field to PoliticalOfficeType for better categorization of political roles.
- Updated computePoliticalDailySalaryPayout function to incorporate hierarchy level in salary calculations, allowing for more dynamic salary adjustments based on office rank.
- Modified SQL scripts to reflect changes in political office benefits, ensuring compatibility with the new salary structure.
- Enhanced localization files to support updated benefit descriptions and salary formats across multiple languages.
- Improved UI components to display the new salary calculations and benefits accurately in the PoliticsView.

frontend/src/i18n/locales/es/falukant.json

@@ -1265,7 +1265,7 @@
                 "elections": "Elecciones"
             },
             "benefits": {
-                "daily_salary": "Estipendio diario (una vez al día): unos {amount}",
+                "daily_salary": "Estipendio diario (una vez al día): {amount}",
                 "tax_exemption": "Exención fiscal: {regions}",
                 "tax_exemption_all": "Exención fiscal: todos los niveles regionales",
                 "reputation_periodic": "+{gain} reputación cada {days} días (bono de cargo)",