Upgrade tor to 0.4.8.8

[fmarier]

Changes in version 0.4.8.8 - 2023-11-03
  We are releasing today a fix for a high security issue, TROVE-2023-004, that
  is affecting relays. Also a few minor bugfixes detailed below. Please upgrade
  as soon as posssible.

  o Major bugfixes (TROVE-2023-004, relay):
    - Mitigate an issue when Tor compiled with OpenSSL can crash during
      handshake with a remote relay. Fixes bug 40874; bugfix
      on 0.2.7.2-alpha.

  o Minor features (fallbackdir):
    - Regenerate fallback directories generated on November 03, 2023.

  o Minor features (geoip data):
    - Update the geoip files to match the IPFire Location Database, as
      retrieved on 2023/11/03.

  o Minor bugfixes (directory authority):
    - Look at the network parameter "maxunmeasuredbw" with the correct
      spelling. Fixes bug 40869; bugfix on 0.4.6.1-alpha.

  o Minor bugfixes (vanguards addon support):
    - Count the conflux linked cell as valid when it is successfully
      processed. This will quiet a spurious warn in the vanguards addon.
      Fixes bug 40878; bugfix on 0.4.8.1-alpha.


Changes in version 0.4.8.7 - 2023-09-25
  This version fixes a single major bug in the Conflux subsystem on the client
  side. See below for more information. The upcoming Tor Browser 13 stable will
  pick this up.

  o Major bugfixes (conflux):
    - Fix an issue that prevented us from pre-building more conflux sets
      after existing sets had been used. Fixes bug 40862; bugfix
      on 0.4.8.1-alpha.

  o Minor features (fallbackdir):
    - Regenerate fallback directories generated on September 25, 2023.

  o Minor features (geoip data):
    - Update the geoip files to match the IPFire Location Database, as
      retrieved on 2023/09/25.