Satellite upgrade check throws warning as locale environment variables were bad.

Issue

• Satellite-maintain upgrade check --target-version="6.x" results in warning

  # satellite-maintain upgrade check --target-version="6.x.z"
  /usr/share/rubygems/rubygems/version.rb:191:in `initialize': Malformed version number string 2020-09-15 12:54:14.646378 WARN  puppetlabs.facter - locale environment variables were bad; continuing with LANG=C LC_ALL=C (ArgumentError)5.5.12
  

  OR

    /usr/share/ruby/json/common.rb:155:in `parse': 757: unexpected token at '2022-09-07 15:53:17.173973 WARN  puppetlabs.facter - locale environment variables were bad; continuing with LANG=C LC_ALL=C (JSON::ParserError)
  

  OR

  Error 1: Puppet Exec resource 'postgresql_reload_main' failed. Logs:
  /Stage[main]/Postgresql::Server::Reload/Postgresql::Server::Instance::Reload[main]/Exec[postgresql_reload_main]/requir                                      e
  require to Class[Postgresql::Server::Service]
  /Stage[main]/Postgresql::Server::Reload/Postgresql::Server::Instance::Reload[main]/Exec[postgresql_reload_main]
  Starting to evaluate the resource (962 of 1217)
  'systemctl reload postgresql' won't be executed because of failed check 'refreshonly'
  Failed to call refresh: invalid byte sequence in US-ASCII
  invalid byte sequence in US-ASCII
  Evaluated in 0.01 seconds
  Exec[postgresql_reload_main](provider=posix)
  Executing check 'systemctl status postgresql'