update some test, diff with tolerance #369

Job	Run time
ucvm-build-cvmh-taper (3.7)	30m 5s
ucvm-build-cvms-cvmh (3.7)	29m 10s
ucvm-build-albacore-cvlsu-ivlsu-wfcvm (3.7)	27m 19s
	1h 26m 34s

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