Add middleware test to ensure ndb context provided via middleware (#2827)
Add middleware test to ensure ndb context provided via middleware (#2827)

Co-authored-by: Zachary Orr <4676432656499e8aa62fd80e9b33728af0f2dfe8@users.noreply.github.com>
the-blue-alliance/the-blue-alliance,the-blue-alliance/the-blue-alliance,the-blue-alliance/the-blue-alliance,the-blue-alliance/the-blue-alliance,the-blue-alliance/the-blue-alliance,the-blue-alliance/the-blue-alliance