[tor-bugs] #27858 [Core Tor/Tor]: enable zstd on linux CI

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#27858: enable zstd on linux CI
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 Reporter:  cyberpunks  |          Owner:  (none)
     Type:  defect      |         Status:  new
 Priority:  Medium      |      Component:  Core Tor/Tor
  Version:              |       Severity:  Normal
 Keywords:              |  Actual Points:
Parent ID:              |         Points:
 Reviewer:              |        Sponsor:
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 It was left out of #27090 because the package wasn't in ubuntu trusty.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/27858>
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