Add EL9 support #181

Job	Run time
Puppet / Static validations	26s
Puppet / 8 (Ruby 3.2)	3m 2s
Puppet / 7 (Ruby 2.7)	3m 21s
Puppet / Puppet 8 - CentOS 7	1m 44s
Puppet / Puppet 7 - CentOS 7	1m 29s
Puppet / Puppet 8 - CentOS 8	8m 25s
Puppet / Puppet 7 - CentOS 8	3m 56s
Puppet / Puppet 8 - CentOS 9	1m 31s
Puppet / Puppet 7 - CentOS 9	2m 7s
Puppet / Puppet 8 - OracleLinux 7	1m 34s
Puppet / Puppet 7 - OracleLinux 7	1m 32s
Puppet / Puppet 8 - OracleLinux 8	1m 52s
Puppet / Puppet 7 - OracleLinux 8	1m 48s
Puppet / Puppet 8 - OracleLinux 9	1m 21s
Puppet / Puppet 7 - OracleLinux 9	1m 17s
Puppet / Puppet 8 - Debian 10	1m 35s
Puppet / Puppet 7 - Debian 10	1m 51s
Puppet / Puppet 8 - Debian 11	1m 34s
Puppet / Puppet 7 - Debian 11	1m 32s
Puppet / Puppet 8 - Ubuntu 18.04	1m 44s
Puppet / Puppet 7 - Ubuntu 18.04	2m 0s
Puppet / Puppet 8 - Ubuntu 20.04	1m 47s
Puppet / Puppet 7 - Ubuntu 20.04	1m 55s
Puppet / Distro Puppet - Archlinux rolling	1m 30s
Puppet / Test suite	0s
	50m 53s

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