Bump Discourse operator to version 0.0.41

Release notes:

• https://meta.discourse.org/t/3-2-0-beta4-easier-access-to-chat-threads-chat-mobile-redesign-experimental-admin-sidebar-and-more/290632

Last commit for discourse default settings:

• https://github.com/discourse/discourse/commit/5783f231f8baefd1c80a008c2adc6a467c5be191