(SUP-4193) Puppet 8 Compatibility

[MartyEwings]

Puppet 8 prepwork for the CI
Metadata update

[puppet-community-rangefinder]

pe_databases is a class

that may have no external impact to Forge modules.

pe_databases::pg_repack is a class

that may have no external impact to Forge modules.

This module is declared in 0 of 580 indexed public Puppetfiles.

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These results were generated with Rangefinder, a tool that helps predict the downstream impact of breaking changes to elements used in Puppet modules. You can run this on the command line to get a full report.

Exact matches are those that we can positively identify via namespace and the declaring modules' metadata. Non-namespaced items, such as Puppet 3.x functions, will always be reported as near matches only.