Add endpoints for VMware Cloud Director

[ahmedwaleedmalik]

Signed-off-by: Waleed Malik ahmedwaleedmalik@gmail.com

What does this PR do / Why do we need it:
Introduces the following endpoints for VMware Cloud Director:

• /v2/providers/vmwareclouddirector/{dc}/networks
• /v2/providers/vmwareclouddirector/{dc}/catalogs
• /v2/providers/vmwareclouddirector/{dc}/templates/{catalog_name}

Does this PR close any issues?:
Fixes #9939

Special notes for your reviewer:

Documentation:

Does this PR introduce a user-facing change?:

Add endpoints to KKP API to list networks, catalogs, and templates for VMware Cloud Director

[maciaszczykm]

To confirm, do we use uppercase variables in other request structs as well?

[ahmedwaleedmalik]

Seems like it

• https://github.com/kubermatic/kubermatic/blob/master/pkg/handler/v2/provider/nutanix.go#L43
• https://github.com/kubermatic/kubermatic/blob/master/pkg/handler/v1/provider/gcp.go#L56
• https://github.com/kubermatic/kubermatic/blob/master/pkg/handler/v1/provider/aws.go#L41

[maciaszczykm]

/lgtm
/approve

[kubermatic-bot]

LGTM label has been added.

Git tree hash: 5106cc4bf507f4613df94b591eca07c6a3fd7d6e

[kubermatic-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ahmedwaleedmalik, maciaszczykm

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• OWNERS [ahmedwaleedmalik,maciaszczykm]
• cmd/kubermatic-api/OWNERS [maciaszczykm]
• pkg/api/OWNERS [maciaszczykm]
• pkg/handler/OWNERS [maciaszczykm]
• pkg/provider/cloud/OWNERS [ahmedwaleedmalik]

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