shysank: Fix nil reference in azuremachine conversion

JobBuild
1577
07-31 03:08
pull-cluster-api-provider-azure-apidiff 1421306604774494208
pull-cluster-api-provider-azure-build 1422498677317963776 1421306604636082176
pull-cluster-api-provider-azure-coverage 1421306604799660032
pull-cluster-api-provider-azure-e2e 1422482736819474432 1422334381350981632 1421306604669636608
pull-cluster-api-provider-azure-e2e-windows 1422498677359906816 1421306604698996736
pull-cluster-api-provider-azure-test 1422498677267632128 1421306604610916352
pull-cluster-api-provider-azure-verify 1422498677380878336 1421306604740939776