[tor-bugs] #25943 [Core Tor/Tor]: Investigate and fix tortls/x509_cert_free test failure on win32 CI builds

[Tor Bug Tracker & Wiki]

#25943: Investigate and fix tortls/x509_cert_free test failure on win32 CI builds
------------------------------+--------------------------------------------
     Reporter:  isis          |      Owner:  (none)
         Type:  defect        |     Status:  new
     Priority:  Medium        |  Milestone:
    Component:  Core Tor/Tor  |    Version:  Tor: 0.3.3.5-rc
     Severity:  Normal        |   Keywords:  tor-ci tor-windows tor-testing
Actual Points:                |  Parent ID:
       Points:  1             |   Reviewer:
      Sponsor:                |
------------------------------+--------------------------------------------
 From #25549, the `tortls/x509_cert_free` test is
 [https://ci.appveyor.com/project/isislovecruft/tor/build/1.0.60/job/a0coox4l2wemeo7w#L3411
 failing] with:

 {{{
 tortls/x509_cert_free: [forking]
   [x509_cert_free FAILED]
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/25943>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online