docs: Add MACHINE_LEARNING_MODEL_REVISION variable to docs (#32221) (cherry picked from commit 96970cfba6c74773260ff44a9700fd863bc234df) Co-authored-by: Shaquille_Oatmeal <github@shaq-oatmeal.dev> Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com> Co-authored-by: Daniel Dietzler <mail@ddietzler.dev>