fixed typo

Author: StephanieKClark

Docs/Ex06/Ex06.md

@@ -14,7 +14,7 @@ At this point you have a chatbot that can query the hotel brochures. In this exe
 
 After completing the tasks in this exercise, you will be able to:
 
-- Run the chtabot locally.
+- Run the chatbot locally.
 - Containerize the flow and push the flow to ACR.
 - Deploy the flow to Azure Contianer apps and configure environment variables.
 - Update the Contoso Hotel app to display the chtabot page.