flatten the ip address outputs

[zachreborn]

Description

Flatten the private ip outputs from the velocloud module.

Issue or Ticket

N/A

Type of change

• Bugfix
• New feature
• Version update

Breaking Changes

• Yes
• No

Breaking Changes Description

The following outputs are now no longer nested lists and are instead a flat list of ip addresses:

• private_network_interface_private_ips
• public_network_interface_private_ips
• mgmt_network_interface_private_ips

TODOs

• Validate your code matches the style of the project.
• Update the docs.
• Validate all tests run successfull, including pre-commit checks.
• Include release notes and description. This should include both a summary of the changes and any necessary context.