Updated Tenable VM Data Connector to support compliance data ingestion.

[niralishah-crest]

Change(s):

• Added new functions in Tenable VM Data Connector.
• Added severity filter for vulnerability data.
• Updated existing code of assets and vulns functions.

Reason for Change(s):

• To Add support of Compliance Data ingestion in Tenable VM Data Connector.
• Fix timestamp related issue in existing assets and vulns code.

Version Updated:

• Yes, 3.1.0

Testing Completed:

• Yes

Checked that the validations are passing and have addressed any issues that are present:

• Yes