fix build (#17029)

Author: Rakshith Bhyravabhotla

eng/.docsettings.yml

@@ -136,6 +136,7 @@ known_content_issues:
   - ['sdk/tables/azure-data-nspkg/README.md', 'nspkg and common']
   - ['sdk/cosmos/README.md', 'nspkg and common']
   - ['sdk/communication/azure-communication-nspkg/README.md', 'nspkg and common']
+  - ['sdk/iothub/azure-iot-nspkg/README.md', 'nspkg and common']
   # HISTORY.rst
   - ['sdk/core/azure/HISTORY.rst','nspkg and common']
   - ['sdk/digitaltwins/azure-digitaltwins-nspkg/README.md', 'nspkg and common']