ci: Make getopt path architecture agnostic

Github-Pull: #26388
Rebased-From: 7028365

Author: hebasto

ci/test/04_install.sh

@@ -13,7 +13,7 @@ fi
 if [ "$CI_OS_NAME" == "macos" ]; then
   sudo -H pip3 install --upgrade --break-system-packages pip
   # shellcheck disable=SC2086
-  IN_GETOPT_BIN="/usr/local/opt/gnu-getopt/bin/getopt" ${CI_RETRY_EXE} pip3 install --user $PIP_PACKAGES
+  IN_GETOPT_BIN="$(brew --prefix gnu-getopt)/bin/getopt" ${CI_RETRY_EXE} pip3 install --user $PIP_PACKAGES
 fi
 
 # Create folders that are mounted into the docker