[MacPorts] #50671: boost: Update to 1.63.0

[MacPorts]

#50671: boost: Update to 1.63.0
-----------------------+------------------------
  Reporter:  eborisch  |      Owner:  ryandesign
      Type:  update    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.3.4
Resolution:            |   Keywords:  haspatch
      Port:  boost     |
-----------------------+------------------------

Comment (by michaelld):

 Here's the command I use (approximately) to update boost dependent ports:
 {{{
 sudo -s
 for tf in ${port dependents boost | awk '{ print $1 }'}; do \
 port -n upgrade --force ${tf} \
 done
 }}}

--
Ticket URL: <https://trac.macports.org/ticket/50671#comment:27>
MacPorts <https://www.macports.org/>
Ports system for macOS