Vtctld SwitchReads: fix bug where writes were also being switched as part of switching reads when all traffic was switched using SwitchTraffic#14360

Merged

rohit-nayak-ps merged 3 commits intovitessio:mainfrom

planetscale:rohit/vtctld-switch-reads-fix

Oct 27, 2023

Commits on Oct 25, 2023

Filter out primary tablet type in switch reads from the tablet types passed in the request
rohit-nayak-ps
committed
Filter out primary for shard as well as table migrations
rohit-nayak-ps
committed

Commits on Oct 26, 2023

Address my own nits
mattlord
committed