Azure installer panics if there's insufficient permissions to check for ip availability when creating a load balancer 

    Frequent if there's a permissions issue to get available IPs

    1. Create cluster on Azure
    

    Full on panic
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x3c11064]
goroutine 1 [running]:
github.com/openshift/installer/pkg/asset/manifests/azure.getNextAvailableIP({0x22548bc0, 0x272aab80}, 0xc002056840)
    /go/src/github.com/openshift/installer/pkg/asset/manifests/azure/cluster.go:270 +0x124
github.com/openshift/installer/pkg/asset/manifests/azure.GenerateClusterAssets(0xc002056840, 0xc0010b7e40)
    /go/src/github.com/openshift/installer/pkg/asset/manifests/azure/cluster.go:120 +0xbcb
github.com/openshift/installer/pkg/asset/manifests/clusterapi.(*Cluster).Generate(0x27263570, {0x5?, 0x8aa87ee?}, 0xc001fcf530)
    /go/src/github.com/openshift/installer/pkg/asset/manifests/clusterapi/cluster.go:103 +0x57b
github.com/openshift/installer/pkg/asset/store.(*storeImpl).fetch(0xc000eed200, {0x22548c70, 0xc001182000}, {0x2251ea10, 0x27263570}, {0x0, 0x0})
    /go/src/github.com/openshift/installer/pkg/asset/store/store.go:227 +0x6e2
github.com/openshift/installer/pkg/asset/store.(*storeImpl).Fetch(0xc000eed200, {0x22548c70?, 0xc001182000?}, {0x2251ea10, 0x27263570}, {0x272259c0, 0x6, 0x6})
    /go/src/github.com/openshift/installer/pkg/asset/store/store.go:77 +0x4e
github.com/openshift/installer/pkg/asset/store.(*fetcher).FetchAndPersist(0xc00119a3e0, {0x22548c70, 0xc001182000}, {0x272259c0, 0x6, 0x6})
    /go/src/github.com/openshift/installer/pkg/asset/store/assetsfetcher.go:47 +0x16b
main.newCreateCmd.runTargetCmd.func3({0x7ffcc595a72a?, 0xe?})
    /go/src/github.com/openshift/installer/cmd/openshift-install/create.go:321 +0x6a
main.newCreateCmd.runTargetCmd.func4(0x27231000, {0xc00119a1d0?, 0x4?, 0x8a5d385?})
    /go/src/github.com/openshift/installer/cmd/openshift-install/create.go:335 +0x102
github.com/spf13/cobra.(*Command).execute(0x27231000, {0xc00119a1b0, 0x1, 0x1})
    /go/src/github.com/openshift/installer/vendor/github.com/spf13/cobra/command.go:989 +0xa91
github.com/spf13/cobra.(*Command).ExecuteC(0xc000ee0f08)
    /go/src/github.com/openshift/installer/vendor/github.com/spf13/cobra/command.go:1117 +0x3ff
github.com/spf13/cobra.(*Command).Execute(...)
    /go/src/github.com/openshift/installer/vendor/github.com/spf13/cobra/command.go:1041
main.installerMain()
    /go/src/github.com/openshift/installer/cmd/openshift-install/main.go:67 +0x390
main.main()
    /go/src/github.com/openshift/installer/cmd/openshift-install/main.go:39 +0x168 

    No panic and provide error messages.

    Slack link: https://redhat-internal.slack.com/archives/C01V1DP387R/p1738888488097589