rocksdb: Remove unused field in TimeBoundTblPropCollector
rocksdb: Remove unused field in TimeBoundTblPropCollector

paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach