chore: `GenericUpsellModal` adoption on `CustomRoleUpsellModal` (#29975)

...ient/components/GenericUpsellModal/GenericUpsellModal.tsx

...t/components/GenericUpsellModal/hooks/useUpsellActions.ts

.../client/views/admin/permissions/CustomRoleUpsellModal.tsx

.../client/views/admin/permissions/PermissionsContextBar.tsx

...s/admin/permissions/PermissionsTable/PermissionsTable.tsx

...eor/client/views/marketplace/UnlimitedAppsUpsellModal.tsx

...ews/admin/deviceManagement/DeviceManagementAdminRoute.tsx

...ws/admin/engagementDashboard/EngagementDashboardRoute.tsx

apps/meteor/packages/rocketchat-i18n/i18n/en.i18n.json

apps/meteor/tests/e2e/administration.spec.ts