[404] Link to "CI/CD integration" does not exist on https://nf-co.re/docs/tutorials/tests_and_test_data/nf-test_comprehensive_guide

[alpae]

Describe the bug
broken link to CI/CD integration on
https://nf-co.re/docs/tutorials/tests_and_test_data/nf-test_comprehensive_guide

To Reproduce
Steps to reproduce the behavior:

1. Go to https://nf-co.re/docs/tutorials/tests_and_test_data/nf-test_comprehensive_guide
2. Click on CI/CD integration - Integrating nf-test with continuous integration
3. See error

[jfy133]

Sorry @alpae , those pages are not yet written the overview is currently mostly a skeleton - we will 'hide' those sections in the meantime