Fix RUN_GTEST/RUN_GBENCH leak into pax.so build #40

Job	Run time
check-skip	3s
prepare-test-matrix	5s
Build Apache Cloudberry RPM (Rocky 8)	12m 50s
RPM Install Test Apache Cloudberry (Rocky 8)	2m 25s
ic-good-opt-on (Rocky 8)	30m 7s
pax-ic-isolation2-opt-off (Rocky 8)	23m 21s
ic-resgroup-v2 (Rocky 8)	16m 15s
ic-gpcontrib (Rocky 8)	4m 24s
ic-singlenode (Rocky 8)	7m 28s
ic-good-opt-off (Rocky 8)	26m 24s
ic-fixme (Rocky 8)	5m 49s
ic-contrib (Rocky 8)	4m 32s
ic-expandshrink (Rocky 8)	4m 49s
pax-ic-good-opt-off (Rocky 8)	23m 20s
pax-ic-good-opt-on (Rocky 8)	27m 13s
pax-ic-isolation2-opt-on (Rocky 8)	22m 36s
ic-isolation2 (Rocky 8)	36m 48s
ic-isolation2-hot-standby (Rocky 8)	4m 52s
ic-cbdb-parallel (Rocky 8)	27m 49s
ic-isolation2-crash (Rocky 8)	5m 32s
ic-parallel-retrieve-cursor (Rocky 8)	4m 37s
Generate Apache Cloudberry Build Report (Rocky 8)	5s
	4h 51m 24s

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