Slighly updated test paths (makes it easier to run tests manually).

tests/KKRhost/tools/run_all_manual.sh

tests/KKRhost/tools/run_test_03_2.sh

tests/KKRhost/tools/run_test_10.sh

tests/KKRhost/tools/run_test_11.sh

tests/KKRhost/tools/run_test_13.sh

tests/KKRhost/tools/run_test_19.sh

tests/KKRhost/tools/run_test_19_1.sh

tests/KKRhost/tools/run_test_20.sh

tests/KKRhost/tools/run_test_21.sh

tests/KKRhost/tools/run_test_22.sh

tests/KKRhost/tools/run_test_23.sh

tests/KKRhost/tools/test_verify_results.py

tests/gitlab-ci/run_kkrhost.yml