Update vmodl with vsphere 8 APIs

[vishwasja]

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• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?

New Feature Submissions:

1. Does your submission pass tests?
2. Have you lint your code locally prior to submission?

Changes to Core Features:

• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your core changes, as applicable?
• Have you successfully ran tests with your changes locally?

[Lasvad]

Looks good to me. Vishwas walked me through the changes to the vmodl.db file and how it was generated.

[Lasvad]

Please add the summary of changes you have made to the PR description.