UA driver bug fix: sim mod 2 #771

Job	Run time
build-all-debug	5m 44s
build-drivers-release	4m 52s
build-all-debug-single	3m 40s
build-postlib-release	10m 27s
build-test-uadriver-debug	1m 56s
rtest-module-drivers	2m 59s
rtest-modules-debug	5m 5s
build-fastfarm-release	4s
build-openfast-release	4s
build-interfaces-release	2s
rtest-interfaces	0s
rtest-FF	0s
rtest-OF-simulink	0s
rtest-OF-5MW_Land_AeroMap	0s
rtest-OF-5MW_OC3Mnpl_DLL_WTurb_WavesIrr	0s
rtest-OF	0s
rtest-OF-5MW_OC4Jckt_DLL_WTurb_WavesIrr_MGrowth	0s
rtest-OF-5MW_OC4Semi_WSt_WavesWN	0s
rtest-OF-5MW_Land_BD_DLL_WTurb	0s
rtest-OF-5MW_OC3Trpd_DLL_WSt_WavesReg	0s
rtest-OF-linearization	0s
	34m 53s

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