Fix: Init missing PlannedStmt fields in orca #1081

Job	Run time
check-skip	3s
Build Apache Cloudberry DEB	15m 37s
prepare-test-matrix-deb	3s
DEB Install Test Apache Cloudberry	2m 32s
pax-ic-deb-good-opt-on	26m 52s
ic-deb-gpcontrib	3m 15s
gpcontrib-gp-stats-collector	2m 41s
pax-ic-deb-good-opt-off	23m 7s
ic-deb-contrib	7m 58s
ic-deb-good-opt-off	23m 42s
ic-cbdb-parallel	28m 12s
ic-deb-good-opt-on	30m 4s
Generate Apache Cloudberry Build Report	2s
	2h 44m 8s

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