Add members to ShardingDataTransformCumulativeMetrics to track the below newly added donor fields. These fields should also be reported when serializing the ServerStatus report.

• countWritesDuringCriticalSection
  • Note: This field is present in the existing metrics, but is never incremented
• countReadsDuringCriticalSection
• countInstancesInDonorState1PreparingToDonate
• countInstancesInDonorState2DonatingInitialData
• countInstancesInDonorState3DonatingOplogEntries
• countInstancesInDonorState4PreparingToBlockWrites
• countInstancesInDonorState5Error
• countInstancesInDonorState6BlockingWrite
• countInstancesInDonorState7Done