What
---
1. Update the `Cells` blueprint to be owned by the `~devops::data stores` team.
1. Update the `~devops::data_stores` to be `~devops::data stores`.

Why
---
1. `~devops::enablement` no longer exist.
1. To bring consistency with the name of the stage since it's `data stores` without a `_`.

Signed-off-by: Steve Xuereb <sxuereb@gitlab.com>