Merge pull request #191856 from kaizentm/eedorenko/e2e-iot-observability-tutorial

IoT Edge end-to-end observability tutorial

Author: GitHubber17

articles/iot-edge/TOC.yml

@@ -223,6 +223,8 @@
         href: how-to-monitor-iot-edge-deployments.md
       - name: Monitor module twins
         href: how-to-monitor-module-twins.md
+      - name: End-to-end observability for IoT Edge
+        href: how-to-observability.md
       - name: Use edgeAgent direct methods
         href: how-to-edgeagent-direct-method.md
       - name: Retrieve logs with direct methods