Fix COPY TO returning 0 rows during concurrent reorganize #3573

Job	Run time
check-skip	3s
Build Apache Cloudberry RPM	13m 36s
prepare-test-matrix	5s
RPM Install Test Apache Cloudberry	2m 30s
pax-ic-good-opt-off	24m 12s
pax-ic-isolation2-opt-off	24m 5s
pax-ic-isolation2-opt-on	24m 2s
ic-singlenode	8m 18s
ic-cbdb-parallel	27m 55s
pax-ic-good-opt-on	26m 50s
ic-isolation2-hot-standby	4m 47s
ic-diskquota	11m 21s
ic-good-opt-on	29m 45s
ic-resgroup-v2	20m 53s
ic-good-opt-off	25m 46s
ic-gpcontrib	3m 35s
ic-parallel-retrieve-cursor	4m 51s
ic-isolation2-crash	5m 8s
ic-contrib	4m 47s
ic-fixme	3m 50s
ic-isolation2	36m 58s
ic-expandshrink	5m 17s
Generate Apache Cloudberry Build Report	4s
	5h 8m 38s

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