Add AI progress loader and enhance suggestion generation logic

- Introduced AIProgressLoader component to display loading progress and messages during suggestion generation.
- Updated PasoSugerenciasForm to manage loading state and display tooltip for preserved suggestions.
- Adjusted suggestion limits and removed unused ciclo input from state.

src/features/asignaturas/nueva/hooks/useNuevaAsignaturaWizard.ts

@@ -30,9 +30,9 @@ export function useNuevaAsignaturaWizard(planId: string) {
       archivosAdjuntos: [],
     },
     iaMultiple: {
-      ciclo: null,
       enfoque: '',
       cantidadDeSugerencias: 10,
+      isLoading: false,
     },
     resumen: {},
     isLoading: false,