Add support for .link units and dropins #869

Job	Run time
Puppet / Static validations	19s
Puppet / 8 (Ruby 3.2)	3m 22s
Puppet / 7 (Ruby 2.7)	4m 1s
Puppet / Puppet 8 - Debian 11	1m 40s
Puppet / Puppet 7 - Debian 11	1m 36s
Puppet / Puppet 8 - Debian 12	1m 40s
Puppet / Puppet 7 - Debian 12	1m 36s
Puppet / Puppet 8 - Ubuntu 20.04	1m 47s
Puppet / Puppet 7 - Ubuntu 20.04	1m 55s
Puppet / Puppet 8 - Ubuntu 22.04	1m 38s
Puppet / Puppet 7 - Ubuntu 22.04	1m 37s
Puppet / Puppet 8 - Ubuntu 24.04	1m 48s
Puppet / Puppet 7 - Ubuntu 24.04	1m 37s
Puppet / Puppet 8 - CentOS 9	2m 14s
Puppet / Puppet 7 - CentOS 9	1m 55s
Puppet / Puppet 8 - AlmaLinux 8	1m 48s
Puppet / Puppet 7 - AlmaLinux 8	1m 47s
Puppet / Puppet 8 - AlmaLinux 9	1m 52s
Puppet / Puppet 7 - AlmaLinux 9	1m 42s
Puppet / Puppet 8 - Rocky 8	1m 53s
Puppet / Puppet 7 - Rocky 8	1m 51s
Puppet / Puppet 8 - Rocky 9	2m 8s
Puppet / Puppet 7 - Rocky 9	2m 16s
Puppet / Puppet 8 - OracleLinux 8	2m 49s
Puppet / Puppet 7 - OracleLinux 8	2m 51s
Puppet / Puppet 8 - OracleLinux 9	2m 5s
Puppet / Puppet 7 - OracleLinux 9	1m 57s
Puppet / Distro Puppet - Archlinux rolling	1m 32s
Puppet / Puppet 8 - Fedora 40	1m 44s
Puppet / Puppet 7 - Fedora 40	1m 53s
Puppet / Test suite	2s
	58m 55s

Provide feedback