Fixes #36902 - Support Pulpcore 3.39, drop older versions #1332

Job	Run time
Puppet / Static validations	13s
Puppet / Static validations	13s
Puppet / 8 (Ruby 3.2)	2m 40s
Puppet / 8 (Ruby 3.2)	2m 40s
Puppet / 7 (Ruby 2.7)	3m 8s
Puppet / 7 (Ruby 2.7)	3m 8s
Puppet / Puppet 8 - CentOS 8 - Pulp nightly	14m 38s
Puppet / Puppet 8 - CentOS 8 - Pulp nightly	14m 38s
Puppet / Puppet 8 - CentOS 8 - Pulp 3.39	5m 58s
Puppet / Puppet 8 - CentOS 8 - Pulp 3.39	8m 54s
Puppet / Puppet 7 - CentOS 8 - Pulp nightly	13m 29s
Puppet / Puppet 7 - CentOS 8 - Pulp nightly	13m 29s
Puppet / Puppet 7 - CentOS 8 - Pulp 3.39	5m 3s
Puppet / Puppet 7 - CentOS 8 - Pulp 3.39	5m 26s
Puppet / Puppet 8 - CentOS 9 - Pulp nightly	12m 35s
Puppet / Puppet 8 - CentOS 9 - Pulp nightly	12m 33s
Puppet / Puppet 8 - CentOS 9 - Pulp 3.39	5m 9s
Puppet / Puppet 8 - CentOS 9 - Pulp 3.39	4m 21s
Puppet / Puppet 7 - CentOS 9 - Pulp nightly	11m 32s
Puppet / Puppet 7 - CentOS 9 - Pulp nightly	11m 38s
Puppet / Puppet 7 - CentOS 9 - Pulp 3.39	3m 53s
Puppet / Puppet 7 - CentOS 9 - Pulp 3.39	3m 59s
Puppet / Test suite	0s
Puppet / Test suite	0s
	2h 39m 17s

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