Remove the FF `use_primary_for_update_computations`
What does this MR do and why?
Removes the feature flag use_primary_for_update_computations
. I created the feature flag to de-risk the deployment of !145792 (merged). It's been enabled for two days as of this writing #443293 (comment 1792084101).
Related to #443293 (closed)
Edited by euko