minor changelog edits

  o Minor features (linux seccomp2 sandbox, portability):

    - Allow Tor to build on platforms where it doesn't know how to

      report which syscall had caused the linux seccomp2 sandbox to

      fail. This change should make the sandbox code more portable to

      less common Linux architectures. Closes ticket 34382.

      report which syscall caused the linux seccomp2 sandbox to fail.

      This change should make the sandbox code more portable to less

      common Linux architectures. Closes ticket 34382.

    - Permit the unlinkat() syscall, which some Libc implementations use

      to implement unlink(). Closes ticket 33346.

  o Minor bugfixes (control port, onion service):

    - Consistently use 'address' in "Invalid v3 address" response to

      ONION_CLIENT_AUTH commands. Fixes bug 40005; bugfix

      on 0.4.3.1-alpha.

      ONION_CLIENT_AUTH commands. Previously, we would sometimes say

      'addr'. Fixes bug 40005; bugfix on 0.4.3.1-alpha.

  o Minor bugfixes (logging):

    - Downgrade a noisy log message that could occur naturally when

      16016; bugfix on 0.2.6.3-alpha.

  o Deprecated features (onion service v2):

    - Add deprecation warning for version 2 onion services. Tor now logs

      a warning when version 2 service is configured. Closes

    - Add a deprecation warning for version 2 onion services. Closes

      ticket 40003.