add support for the statistics-channels directive #1014

Job	Run time
Puppet / Static validations	22s
Puppet / 8 (Ruby 3.2)	1m 43s
Puppet / 7 (Ruby 2.7)	1m 52s
Puppet / Puppet 8 - CentOS 7	1m 41s
Puppet / Puppet 7 - CentOS 7	1m 59s
Puppet / Puppet 8 - CentOS 9	1m 40s
Puppet / Puppet 7 - CentOS 9	1m 51s
Puppet / Distro Puppet - Fedora 37	2m 5s
Puppet / Distro Puppet - Fedora 38	1m 44s
Puppet / Puppet 8 - Debian 10	1m 46s
Puppet / Puppet 7 - Debian 10	1m 34s
Puppet / Puppet 8 - Debian 11	2m 3s
Puppet / Puppet 7 - Debian 11	1m 33s
Puppet / Distro Puppet - Debian 12	1m 34s
Puppet / Puppet 8 - Ubuntu 18.04	1m 55s
Puppet / Puppet 7 - Ubuntu 18.04	1m 50s
Puppet / Puppet 8 - Ubuntu 20.04	1m 52s
Puppet / Puppet 7 - Ubuntu 20.04	1m 46s
Puppet / Puppet 8 - Ubuntu 22.04	1m 42s
Puppet / Puppet 7 - Ubuntu 22.04	1m 33s
Puppet / Distro Puppet - Archlinux rolling	1m 13s
Puppet / Test suite	1s
	35m 19s

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