Use openssl for rsyslog TLS

roles/float-base/tasks/apt.yml

@@ -114,6 +114,7 @@
       - rsyslog
       - rsyslog-exporter
       - rsyslog-relp
+      - rsyslog-openssl
       - systemd-coredump
       - unattended-upgrades
       - zstd

roles/float-base/templates/rsyslog.conf.j2

 global(
   maxMessageSize="64k"
+  defaultNetstreamDriver="ossl"
 )
 
 module(load="imuxsock"

roles/float-infra-log-collector/templates/rsyslog-collector.conf.j2

@@ -2,6 +2,7 @@
 global(
   maxMessageSize="64k"
   workDirectory="/var/spool/rsyslog"
+  defaultNetstreamDriver="ossl"
 )
 
 main_queue(