refactor(auth): remove personal code from sign-up flow and update related components

feat(i18n): update translations for company account creation and get started

public/locales/et/common.json

@@ -36,7 +36,7 @@
   "expandSidebar": "Expand Sidebar",
   "collapseSidebar": "Collapse Sidebar",
   "documentation": "Documentation",
-  "getStarted": "Get Started",
+  "getStarted": "Alusta!",
   "getStartedWithPlan": "Get Started with {{plan}}",
   "retry": "Retry",
   "contactUs": "Contact Us",