[tor-bugs] #33562 [Applications/Tor Browser]: Upgrade libevent to use NDK 21

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#33562: Upgrade libevent to use NDK 21
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     Reporter:  sisbell                   |      Owner:  tbb-team
         Type:  defect                    |     Status:  new
     Priority:  Medium                    |  Milestone:
    Component:  Applications/Tor Browser  |    Version:
     Severity:  Normal                    |   Keywords:  tbb-mobile,
                                          |  Android
Actual Points:                            |  Parent ID:  #33184
       Points:                            |   Reviewer:
      Sponsor:                            |
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 This is based of the current work done in branch for android support. We
 need to upgrade to build with NDK 21.

 Make standalone toolchain is not longer supported in NDK 21 so need to
 configure to use new locations.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/33562>
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