nilo19: Cherry pick of #103470: fix: return empty VMAS name if using standalone VM

JobBuild
103599
07-09 01:43
a47bc4e3
07-09 01:42
pull-kubernetes-conformance-kind-ga-only-parallel 1416125522458447872 1413312530897440768
pull-kubernetes-dependencies 1416125521716056064 1413312530192797696
pull-kubernetes-e2e-aks-engine-azure-disk-windows-dockershim 1413312533409828864
pull-kubernetes-e2e-aks-engine-azure-file-windows-dockershim 1413312534248689664
pull-kubernetes-e2e-aks-engine-windows-containerd 1413312532575162368
pull-kubernetes-e2e-capz-azure-disk 1413312535087550464
pull-kubernetes-e2e-capz-azure-disk-vmss 1413571468511416320 1413381551072219136 1413342668418715648 1413312535955771392
pull-kubernetes-e2e-capz-azure-file 1413312537381834752
pull-kubernetes-e2e-capz-azure-file-vmss 1413571468540776448 1413381551114162176 1413342668460658688 1413312538279415808
pull-kubernetes-e2e-capz-conformance 1413312539051167744
pull-kubernetes-e2e-gce-100-performance 1416125521690890240 1413312530163437568
pull-kubernetes-e2e-gce-ubuntu-containerd 1416125521619587072 1413312530079551488
pull-kubernetes-e2e-kind 1416125521778970624 1413312530268295168
pull-kubernetes-e2e-kind-ipv6 1416125521900605440 1413312530415095808
pull-kubernetes-integration 1416125521749610496 1413312530234740736
pull-kubernetes-node-e2e 1416125521648947200 1413312530108911616
pull-kubernetes-typecheck 1416125521804136448 1413312530301849600
pull-kubernetes-unit 1416125523297308672 1413312531727912960
pull-kubernetes-verify 1416125521833496576 1413312530339598336
pull-kubernetes-verify-govet-levee 1416125521871245312 1413312530381541376