Error 'chown: missing operand after' when no addtional paths are mounted

[tkilias]

Background:

• When executing 'exaslct spawn-test-environment ...' I don't mount any additional path
• In that case, the variable is empty $chown_directories and the chown in following line fails
  

  script-languages-container-tool/starter_scripts/exaslct_within_docker_container.sh

  Line 144 in 6c312bb

  RUN_COMMAND="/script-languages-container-tool/starter_scripts/exaslct_without_poetry.sh $quoted_arguments; RETURN_CODE=\$?; chown -R $(id -u):$(id -g) $chown_directories; chown -R $(id -u):$(id -g) .build_output &> /dev/null; exit \$RETURN_CODE"