Missing or failing tests in CI

[hpwxf]

missing tests for workflows:

• install_github.yml
• install.yml

check-standard.yaml silently fails;
cf: https://github.com/libKriging/rlibkriging/runs/7629458073?check_suite_focus=true#step:7:1044

Should be here:

rlibkriging/.github/workflows/check-standard.yaml

Line 55 in 24f280f

error-on: '"never"'