Fixes #36902 - Support Pulpcore 3.39, drop older versions #1337

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 10s
Puppet / 7 (Ruby 2.7)	3m 10s
Puppet / Puppet 8 - CentOS 8 - Pulp nightly	6m 32s
Puppet / Puppet 8 - CentOS 8 - Pulp nightly	8m 31s
Puppet / Puppet 8 - CentOS 8 - Pulp 3.39	5m 13s
Puppet / Puppet 8 - CentOS 8 - Pulp 3.39	16m 22s
Puppet / Puppet 7 - CentOS 8 - Pulp nightly	5m 44s
Puppet / Puppet 7 - CentOS 8 - Pulp nightly	7m 48s
Puppet / Puppet 7 - CentOS 8 - Pulp 3.39	4m 35s
Puppet / Puppet 7 - CentOS 8 - Pulp 3.39	15m 45s
Puppet / Puppet 8 - CentOS 9 - Pulp nightly	4m 28s
Puppet / Puppet 8 - CentOS 9 - Pulp nightly	4m 11s
Puppet / Puppet 8 - CentOS 9 - Pulp 3.39	4m 41s
Puppet / Puppet 8 - CentOS 9 - Pulp 3.39	12m 12s
Puppet / Puppet 7 - CentOS 9 - Pulp nightly	3m 51s
Puppet / Puppet 7 - CentOS 9 - Pulp nightly	3m 56s
Puppet / Puppet 7 - CentOS 9 - Pulp 3.39	3m 52s
Puppet / Puppet 7 - CentOS 9 - Pulp 3.39	12m 15s
Puppet / Test suite	0s
Puppet / Test suite	0s
	2h 12m 2s

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