Revert "Merge pull request #758 from lilvinz/freertos_7.5.0_osx"

This reverts commit 316282b12e9bf29636687c82348011f1f3a3b25e, reversing
changes made to d4ff245637d3c1523b502bd16b156f5edc12ab2e.
Merge pull request #845 from lilvinz/revert_758

Revert "Merge pull request #758 from lilvinz/freertos_7.5.0_osx"