Merge pull request #204 from bastelfreak/updates2

Add Puppet 8.12 / Facter 4.12

Author: bastelfreak

ext/puppet_agent_facter_versions.json

@@ -1,4 +1,5 @@
 {
+  "8.12.0": "4.12.0",
   "8.11.0": "4.11.0",
   "8.10.0": "4.10.0",
   "8.9.0": "4.9.0",