Merge pull request #122695 from cockroachdb/blathers/backport-release…

…-24.1-122482

release-24.1: changefeedccl: reset statusCodesIndex in mock webhook sink

pkg/ccl/changefeedccl/cdctest/mock_webhook_sink.go

@@ -114,6 +114,7 @@ func (s *MockWebhookSink) SetStatusCodes(statusCodes []int) {
 	s.mu.Lock()
 	defer s.mu.Unlock()
 	s.mu.statusCodes = statusCodes
+	s.mu.statusCodesIndex = 0
 }
 
 // Close closes the mock Webhook sink.