Cherry-pick "foreign partitions, HashIndexes and some fixes" #720

Job	Run time
check-skip	1s
Build Apache Cloudberry	9m 35s
prepare-test-matrix	8s
RPM Install Test Apache Cloudberry	45s
ic-good-opt-off	26m 20s
ic-good-opt-on	30m 25s
ic-expandshrink	3m 12s
ic-singlenode	6m 30s
ic-resgroup-v2	18m 23s
ic-contrib	2m 19s
ic-gpcontrib	2m 19s
ic-fixme	1m 50s
ic-isolation2	23m 43s
ic-isolation2-crash	2m 46s
ic-parallel-retrieve-cursor	2m 43s
Generate Apache Cloudberry Build Report	1s
	2h 11m 0s

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