Opencost service does not start when azure pricing API hangs

[AjayTripathy]

Describe the bug
Opencost hangs when azure pricing API hangs

2024-04-18T23:15:13.178008401Z ??? Log level set to info
2024-04-18T23:15:13.178108803Z INF Starting cost-model version v1.109.0 (dc86a1b2)
2024-04-18T23:15:13.178126103Z INF Kubernetes enabled: true
2024-04-18T23:15:13.178578213Z INF Prometheus/Thanos Client Max Concurrency set to 2
2024-04-18T23:15:13.182300494Z ERR Failed to query prometheus at http://localhost:9092/. Error: no running jobs on Prometheus at /api/v1/query . Troubleshooting help available at: http://docs.kubecost.com/custom-prom#troubleshoot
2024-04-18T23:15:13.183715924Z INF Retrieved a prometheus config file from: http://localhost:9092/
2024-04-18T23:15:13.185475862Z INF Using scrape interval of 60.000000
2024-04-18T23:15:13.186094976Z INF NAMESPACE: kubecost
2024-04-18T23:15:15.186573701Z INF Done waiting
2024-04-18T23:15:15.186672104Z INF Starting *v1.Service controller
2024-04-18T23:15:15.186725405Z INF Starting *v1.ReplicaSet controller
2024-04-18T23:15:15.186928609Z INF Starting *v1.Namespace controller
2024-04-18T23:15:15.187077512Z INF Starting *v1.Node controller
2024-04-18T23:15:15.187127813Z INF Starting *v1.Pod controller
2024-04-18T23:15:15.187304117Z INF Starting *v1.StorageClass controller
2024-04-18T23:15:15.187547823Z INF Starting *v1.ReplicationController controller
2024-04-18T23:15:15.187605324Z INF Starting *v1.Job controller
2024-04-18T23:15:15.187633324Z INF Starting *v1.PodDisruptionBudget controller
2024-04-18T23:15:15.187659325Z INF Starting *v1.PersistentVolumeClaim controller
2024-04-18T23:15:15.187694426Z INF Starting *v1.DaemonSet controller
2024-04-18T23:15:15.187734127Z INF Starting *v1.ConfigMap controller
2024-04-18T23:15:15.187917831Z INF Starting *v1.Deployment controller
2024-04-18T23:15:15.187929431Z INF Starting *v1.PersistentVolume controller
2024-04-18T23:15:15.187978432Z INF Starting *v1.StatefulSet controller
2024-04-18T23:15:15.190012876Z INF Found ProviderID starting with "azure", using Azure Provider
2024-04-18T23:15:15.19621841Z INF No pricing-configs configmap found at install time, using existing configs: configmaps "pricing-configs" not found
2024-04-18T23:15:15.207939864Z INF No metrics-config configmap found at install time, using existing configs: configmaps "metrics-config" not found
2024-04-18T23:15:15.211740347Z INF Using ratecard query OfferDurableId eq 'MS-AZR-0003p' and Currency eq 'USD' and Locale eq 'en-US' and RegionInfo eq 'US'

To Reproduce
add 0.0.0.0 management.azure.com to /etc/hosts.

Expected behavior
The azure pricing API needs a timeout and to then fall back to default pricing after

Screenshots
If applicable, add screenshots to help explain your problem.

Which version of OpenCost are you using?
2.2.2

[AjayTripathy]

cc @r2k1