Intent of Errorf

All 5 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 5 tests
- server/ 5 tests
  - common/ 5 tests
    
    testing/ 5 tests
    
    await/ 5 tests
    
    TestRequire_FailureScenarios/ 3 tests
    
    go.temporal.io/server/common/testing/await/TestRequire_FailureScenarios/Requiref_includes_message_on_timeout Inherited Requiref_includes_message_on_timeout
    
    go.temporal.io/server/common/testing/await/TestRequire_FailureScenarios/reports_all_attempt_errors_on_timeout Inherited reports_all_attempt_errors_on_timeout
    
    go.temporal.io/server/common/testing/await/TestRequire_FailureScenarios/reports_timeout Inherited reports_timeout
    
    TestT_CollectsAssertionFailures/ 1 test
    
    go.temporal.io/server/common/testing/await/TestT_CollectsAssertionFailures/Errorf Introduced here
    
    go.temporal.io/server/common/testing/await/TestRequire_PollIntervalStartsAfterAttemptFinishes Inherited TestRequire_PollIntervalStartsAfterAttemptFinishes