Add companyName field to Footer model types

Included the companyName property in the Footer model interface. This change ensures that the footer can now dynamically display the company's name, improving customization and clarity.

frontend-next-migration/src/widgets/Footer/model/types/types.ts

@@ -8,5 +8,6 @@ export interface Texts {
     cookies: string;
     privacy: string;
     consent: string;
+    companyName: string;
     currentYear: number;
 }