Bug fixes

• #9824 The topics/{topic} API endpoint would return 500 - Internal Error if a topic had multiple routes. This is fixed by returning a list of routes.

• #9832 Improve error log when bridge in 'sync' mode timed out to get response.

• #9834 Allow mqtt.idle_timeout to be set to infinity

• #9839 Make sure that the content of an authorization header that users have specified for a webhook bridge is not printed to log files.

• #9884 Do not resume all buffer workers on successful health check of any individual resource. Previously after any successful healthcheck, all buffer workers (for all resources) were resumed