Backport windows fix

[scpeters]

🦟 Bug fix

Backport #436.

Summary

Fixes windows build by not unconditionally adding symbolic links.

Checklist

• Signed all commits for DCO
• Added tests
• Updated documentation (as needed)
• Updated migration guide (as needed)
• Consider updating Python bindings (if the library has them)
• codecheck passed (See contributing)
• All tests passed (See test coverage)
• While waiting for a review on your PR, please help review another open pull request to support the maintainers

Note to maintainers: Remember to use Squash-Merge and edit the commit message to match the pull request summary while retaining Signed-off-by messages.

[codecov]

Codecov Report

Merging #437 (705e8aa) into ign-physics5 (4ef1d65) will not change coverage.
The diff coverage is n/a.

@@              Coverage Diff              @@
##           ign-physics5     #437   +/-   ##
=============================================
  Coverage         76.34%   76.34%           
=============================================
  Files               129      129           
  Lines              5808     5808           
=============================================
  Hits               4434     4434           
  Misses             1374     1374           

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