Update dependency puppet/letsencrypt to v13

Author: renovate[bot]

Puppetfile

@@ -79,7 +79,7 @@ mod 'puppetlabs/transition', '2.0.0'
 mod 'puppetlabs/vcsrepo', '7.0.0'
 mod 'puppetlabs/xinetd', '3.4.1'
 mod 'puppetlabs/yumrepo_core', '2.1.0'
-mod 'puppet/letsencrypt', '12.0.0'
+mod 'puppet/letsencrypt', '13.1.0'
 mod 'puppet/lldpd', '7.1.0'
 mod 'puppet/mosquitto', '2.2.0'
 mod 'puppet/nfs', '3.0.0'