WIP feat: Add Calico install options + VCN-Native CNI config

[devoncrouse]

Closes #551.

• Add configuration for VCN-Native Pod Networking.
• Add selection between manifest types (canal, vxlan, flannel-migration, ipip, policy-only).
• Add resolution for manifest URLs between versions, including recent v3.24.1.
• Add IPTables backend selection for NFT on OL8 due to known issue with Auto.
• Add calico_mtu variable with auto-detection.
• Add Calico apiserver installation option.

Signed-off-by: Devon Crouse [email protected]

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[Djelibeybi]

Also, please update the copyright date on all the modified files by replacing 2021 with 2022.

[Djelibeybi]

It would also be super peachy keen if you could rebase this PR.