Fix the homebrew module failing because of warnings (#8406)
Instead of checking if there is an error message, which can also be a
warning, we now check the return code.
This commit fixes#8229#7044
Co-authored-by: Strahinja Kustudic <strahinjak@nordeus.com>
(cherry picked from commit 43cb5a0d54)
Co-authored-by: Strahinja Kustudic <kustodian@gmail.com>
