Log Message:
sysutils/ruby-facter: update to 4.0.50

4.0.50 (2020-02-04)

* (FACT-2917) Exclude legacy group based on fact type
* (FACT-2923) Retrieve domain priority from registry
* (FACT-2924) Facter fails with invalid config file
* (FACT-2917) Blocking `legacy` facts slows down facter
* (FACT-2861) Added extra test cases for partial cache invalidation
  (#2233)
* (FACT-2857) Added acceptance test for user query scenario (#2197)
* (FACT-2927) Fix computation of metrics prefix
* (FACT-2927) Add method determine_metric_prefix
* (FACT-2925) Remove Utils.deep_copy (#2263)
* (docs) Fix some old references to 'master' branch (#2266)
* (FACT-2878) AIX networking resolver rewrite
* (FACT-2921) Fix os.release fact on Linux
* (FACT-2934) Set last exit code after Execution.exec
* (maint) disable $? test on OSX and Solaris