letsencrypt: use the production CA

Signed-off-by: Mattia Rizzolo <mattia@debian.org>

hosts/jenkins/etc/dehydrated/conf.d/local_local.sh

-#CA="https://acme-v02.api.letsencrypt.org/directory"
-CA="https://acme-staging-v02.api.letsencrypt.org/directory"
+# shellcheck shell=sh disable=SC2034
+
+CA="https://acme-v02.api.letsencrypt.org/directory"
+#CA="https://acme-staging-v02.api.letsencrypt.org/directory"
 
 RENEW_DAYS="30"
 KEYSIZE="4096"

hosts/jenkins/etc/dehydrated/domains.txt

 jenkins.debian.net
+
+reproducible.debian.net
+
 reproducible-builds.org
 www.reproducible-builds.org
-diffoscope.org
 tests.reproducible-builds.org
-reproducible.debian.net
+
+diffoscope.org
+www.diffoscope.org