Intent of TestSyncDeploymentUserData_ForgetNewFormat_RemovesOldFormatMembership

All 1 exact test in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 1 test
- server/ 1 test
  - service/ 1 test
    
    matching/ 1 test
    
    TestMatchingEngine_Pri_Suite/ 1 test
    
    go.temporal.io/server/service/matching/TestMatchingEngine_Pri_Suite/TestSyncDeploymentUserData_ForgetNewFormat_RemovesOldFormatMembership Introduced here