Merge pull request #39694 from zdover23/wip-doc-dev-t8y-debugging-triaging-rewrite...

doc/dev: rewrite t8y "triaging" section

Reviewed-by: Josh Durgin <jdurgin@redhat.com>
Reviewed-by: Neha Ojha <nojha@redhat.com>

diff --cc doc/dev/developer_guide/testing_integration_tests/tests-integration-testing-teuthology-debugging-tips.rst
Simple merge