fix (daemon) : Add docker.internal entry to virtual network DNS config (#3784)

[rohanKanojia]

Description

Fixes: #3784

Port of containers/gvisor-tap-vsock#251 to add docker.internal. DNS record to CRC daemon virtual network config.

Relates to: PR containers/gvisor-tap-vsock#251

Type of change

• Bug fix (non-breaking change which fixes an issue)
• Feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change
• Chore (non-breaking change which doesn't affect codebase;
  test, version modification, documentation, etc.)

Proposed changes

• Move virtualNetwork config construction to a method so that it becomes testable
• Add another entry to DNS zones for docker.internal.

Testing

I've only verified it using a unit test.

Contribution Checklist

• I Keep It Small and Simple: The smaller the PR is, the easier it is to review and have it merged
• I have performed a self-review of my code
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Which platform have you tested the code changes on?
  • Linux
  • Windows
  • MacOS

[openshift-ci]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by:
Once this PR has been reviewed and has the lgtm label, please assign adrianriobo for approval. For more information see the Code Review Process.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files:

• OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[openshift-ci]

@rohanKanojia: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/security	c17e7a1	link	false	/test security
ci/prow/e2e-crc	c17e7a1	link	true	/test e2e-crc

Full PR test history. Your PR dashboard.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository. I understand the commands that are listed here.