[Packaging] Print compile/link commands when building macOS wheels

[wesm]

cc @kszucs. Would you mind building the macOS wheels with this so we can take a look at the linker commands? I need to get my own crossbow set up so I can do it myself

[codecov-io]

Codecov Report

Merging #2289 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #2289   +/-   ##
=======================================
  Coverage   84.25%   84.25%           
=======================================
  Files         290      290           
  Lines       44304    44304           
=======================================
  Hits        37329    37329           
  Misses       6944     6944           
  Partials       31       31

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[wesm]

superseded by #2290