Handle APIError when applying manifests

[mateoflorido]

Issue

When trying to deploy the vSphere-Cloud-Provider charm using the following overlay:

description: Charmed Kubernetes overlay to add native vSphere support.
applications:
  kubernetes-control-plane:
    options:
      allow-privileged: "true"
  vsphere-integrator:
    charm: vsphere-integrator
    num_units: 1
    trust: true
  vsphere-cloud-provider:
    charm: vsphere-cloud-provider
relations:
- - vsphere-cloud-provider:certificates
  - easyrsa:client
- - vsphere-cloud-provider:kube-control
  - kubernetes-control-plane:kube-control
- - vsphere-cloud-provider:external-cloud-provider
  - kubernetes-control-plane:external-cloud-provider
- - vsphere-cloud-provider:vsphere-integration
  - vsphere-integrator:clients

Changes

• Handle the APIError exception and set the unit state accordingly.

Further Information

• Fixes LP#1999532

[addyess]

LGTM 🍰