Discourse announcement

[jmakowski1123]

Brief announcement/update on Discourse that:

• Introduces the tagging MVP
• Calls for updates on any current or prior tagging projects that may exist
• Solicits additional (any missed) use cases

[jmakowski1123]

Here: https://discuss.openedx.org/t/new-content-tagging-feature-feedback-requested-on-product-specs/9527