Fix search to match keywords show in the UI

[RinkiyaKeDad]

In the UI we use certain words to describe things. If someone doesn't know about them they should ideally be able to search the docs and find the required result.

For example in the UI we show "Dev Volume":

But searching for this in docs, we get no exact match (it's just searching for "volumes") so the user doesn't know what is what:

More context here: https://okteto.slack.com/archives/C043X0H48BZ/p1704880938232509