correct zerossl caa name

get-certs.sh

@@ -25,8 +25,8 @@ alternative_dns_port="53536"
 # acme challenge dnsmasq instance port
 acme_challenge_port="53537"
 
-# either letsencrypt or sectigo
-tls_provider="sectigo"
+# either letsencrypt or zerossl
+tls_provider="zerossl"
 # either letsencrypt.org or sectigo.com
 tls_provider_domain="sectigo.com"
 
@@ -122,7 +122,7 @@ if [ "$proxychains" = true ] ; then
 fi
 
 # register zerossl account
-if [ $tls_provider == "sectigo" ] ; then
+if [ $tls_provider == "zerossl" ] ; then
   $acme_cmd \
     --register-account \
     -m admin@$domain \