Fix summary for stopping chaotic event (#8)

updates swaggerdoc typo

swagger.yaml

@@ -36,7 +36,7 @@ paths:
     post:
       tags:
       - "extension"
-      summary: "Starts a chaotic event"
+      summary: "Stops a chaotic event"
       description: "This endpoint is expected to stop some chaotic event using to provided information to target and invoke said stopping action"
       operationId: "stop"
       consumes:
@@ -75,4 +75,4 @@ definitions:
           example: '00000000-0000-0000-0000-000000000000/myresourcegroup/myapp'
 externalDocs:
   description: "Find out more about azure-chaos"
-  url: "https://github.com/bengreenier/azure-chaos"
+  url: "https://github.com/bengreenier/azure-chaos"