MD: update py_md_5MW_OC4Semi regression test #711

Job	Run time
build-postlib-release	15m 39s
build-drivers-release	7m 38s
build-all-debug-single	4m 16s
build-all-debug	7m 56s
build-test-uadriver-debug	2m 57s
rtest-module-drivers	4m 12s
rtest-modules-debug	7m 34s
build-fastfarm-release	21m 26s
build-openfast-release	5m 7s
build-interfaces-release	4m 4s
rtest-interfaces	8m 12s
rtest-OF	8m 7s
rtest-OF-5MW_Land_BD_DLL_WTurb	3m 36s
rtest-OF-5MW_OC3Mnpl_DLL_WTurb_WavesIrr	4m 52s
rtest-OF-5MW_OC3Trpd_DLL_WSt_WavesReg	7m 42s
rtest-OF-5MW_OC4Jckt_DLL_WTurb_WavesIrr_MGrowth	1m 37s
rtest-OF-5MW_OC4Semi_WSt_WavesWN	1m 57s
rtest-OF-linearization	2m 49s
rtest-FF	3m 11s
	2h 2m 52s

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