Add venue descriptions to global search bar

[jloh02]

Is your feature request related to a problem?

The venues page displays venue description (e.g. Seminar Room 5) but this does not show in the global search bar

Describe the solution you'd like

• Add venue descriptions in search results
• Venue descriptions should be searchable in both venues page and global search bar

Describe alternatives you've considered

NA

Additional context

NA

[avellinwong01]

I would like to work on this

[kokrui]

Similar PR: https://github.com/nusmodifications/nusmods/pull/3717