feat: add widget support for get ai malware analysis action

[athreya-splunk]

Features

List any features you're adding to this app (e.g. new actions, parameters, auth methods, etc.)

• app custom widget support for get_ai_malware_analysis action

Manual Documentation

Have you made any changes that should be documented in manual_readme_content.md?

The following changes require documentation in manual_readme_content.md:

• New, updated, or removed REST handlers
• New, updated, or removed authentication methods, especially complex methods like OAuth
• Compatibility considerations with respect to deployment types (e.g. actions that cannot be run on cloud or an automation broker)

• I have verified that manual documentation has been updated where appropriate

Other information

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[splunk-soar-semantic-release]

🎉 This PR is included in version 2.2.0 🎉

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