✨ tutorial on how to use hf serving runtime with two detectors

Author: m-misiura

docs/modules/ROOT/nav.adoc

@@ -15,6 +15,7 @@
 ** xref:lm-eval-tutorial.adoc[]
 *** xref:lm-eval-tutorial-toxicity.adoc[Toxicity Measurement]
 ** xref:gorch-tutorial.adoc[]
+*** xref:hf-serving-runtime-tutorial.adoc[Using Hugging Face models with GuardrailsOrchestrator]
 ** xref:tutorials-llama-stack-section.adoc[]
 *** xref:lmeval-lls-tutorial.adoc[]
 * Components