website: update alert bar on homepage (#6518)
website: update alert bar on homepage (#6518)

Per @changli0617
42wim/consul,kingland/consul,scalp42/consul,kingland/consul,hashicorp/consul,scalp42/consul,42wim/consul,hashicorp/consul,kingland/consul,42wim/consul,hashicorp/consul,scalp42/consul,kingland/consul,scalp42/consul,hashicorp/consul,kingland/consul,scalp42/consul,42wim/consul,42wim/consul