Don't fail the build if nidmgr{32,64} isn't built
Don't fail the build if nidmgr{32,64} isn't built

This can prevent the 'clean' target from running.

Change-Id: I7798db75501c312616fa93f492772a3805785ce9

secure-endpoints/netidmgr,secure-endpoints/netidmgr,secure-endpoints/netidmgr,secure-endpoints/netidmgr,secure-endpoints/netidmgr