Merge topic 'instrumentation-build-snippet'

c8e319d08c instrumentation: Add experimental notes to docs
f777af7734 instrumentation: Update docs for available snippets
2299b2fcab instrumentation: Add build snippet

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: buildbot <buildbot@kitware.com>
Merge-request: !10328