[release/7.0] Reset query tracking behavior correctly if set on DbContextOptions #29797
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Port of #29766
Fixes #29733
Description
When using DbContext pooling, a query tracking behavior of NoTracking could be changed to TrackAll after the context has been returned to the pool and retrieved again.
Customer impact
Queries running with the wrong tracking behavior could result in application crashes, incorrect data, and reduced performance.
How found
Customer reported on 7.0
Regression
Yes, from 6.0.
Testing
Added a tests around this area where the tracking behavior is specified on the options builder.
Risk
Low; simple code change, and a quirk was added to revert back to older behavior.