Mark navigate() call as void to satisfy lint

The post-delete redirect on the campaign detail page returned a
floating Promise from react-router's navigate(), tripping the
@typescript-eslint/no-floating-promises rule. Prefix the call
with `void` to match the convention used elsewhere in the app.

Signed-off-by: Bryan Frimin <bryan@getprobo.com>

apps/console/src/pages/organizations/access-reviews/campaigns/CampaignDetailPage.tsx

@@ -309,7 +309,7 @@ export default function CampaignDetailPage({ queryRef }: Props) {
                 variant: "success",
               });
               resolve();
-              navigate(`/organizations/${organizationId}/access-reviews`);
+              void navigate(`/organizations/${organizationId}/access-reviews`);
             },
             onError(error) {
               toast({