[MacPorts] #38950: lua: update to 5.2.2

[MacPorts]

#38950: lua: update to 5.2.2
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  Reporter:  audistard@…  |      Owner:  macports-tickets@…
      Type:  update       |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  lua          |
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Comment (by vince@…):

 Some ports (eg: ipe) look for a lua-config.pc which the new version,
 AFAIK, does not install anymore. Shall we patch lua to add an
 “artificially” generated .pc file, or patch the dependents?

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Ticket URL: <https://trac.macports.org/ticket/38950#comment:1>
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