[DynInst_API:] [dyninst/dyninst] 393754: Remove outdated Boost version checks (#1329)

[Tim Haines <noreply@xxxxxxxxxx>]

  Branch: refs/heads/master
  Home:   https://github.com/dyninst/dyninst
  Commit: 3937542bdc773b6f10740e0746e9c4fb7f8e02d6
      https://github.com/dyninst/dyninst/commit/3937542bdc773b6f10740e0746e9c4fb7f8e02d6
  Author: Tim Haines <thaines.astro@xxxxxxxxx>
  Date:   2022-11-30 (Wed, 30 Nov 2022)

  Changed paths:
    M dwarf/src/dwarfFrameParser.C
    M parseAPI/src/GraphAdapter.C
    M proccontrol/h/PCProcess.h

  Log Message:
  -----------
  Remove outdated Boost version checks (#1329)

* Remove check of BOOST_THREAD_PROVIDES_ONCE_CXX11

This is internally by Boost for all versions we support.

* Remove version check in parseAPI/GraphAdapter.C

We require at least version 1.70.0 now

* Remove version check in proccontrol/PCProcess.h

We require at least version 1.70.0 now