Ability of Placing Machines in specific Proxmox Nodes

[mcbenjemaa]

Describe the solution you'd like
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Currently, the provider uses a scheduler to find the best node to run a VM based on CPU/memory.
In some cases, we need to enforce placing Machines into some specific Proxmox Nodes

Anything else you would like to add:
[Miscellaneous information that will assist in solving the issue.]

Environment:

• Cluster-api-provider-proxmox version:
• Kubernetes version: (use kubectl version):
• OS (e.g. from /etc/os-release):