[elastic-agent][new spec] - Added websocket to agent spec sheet

[ShourieG]

Type of change

Please label this PR with one of the following labels, depending on the scope of your change:

• Configuration

What does this PR do?

Websocket is a new Filebeat input added with the PR elastic/beats#37774. This PR adds it to the Filebeat spec so it can be run by the elastic-agent.

Why is it important?

This makes that input available to be used by integrations.

Checklist

• My code follows the style guidelines of this project
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have made corresponding change to the default configuration files
• I have added tests that prove my fix is effective or that my feature works
• I have added an entry in ./changelog/fragments using the changelog tool
• I have added an integration test or an E2E test

Author's Checklist

• [ ]

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Questions to ask yourself

• How are we going to support this in production?
• How are we going to measure its adoption?
• How are we going to debug this?
• What are the metrics I should take care of?
• ...

[elasticmachine]

Pinging @elastic/elastic-agent (Team:Elastic-Agent)

[elasticmachine]

Pinging @elastic/elastic-agent-control-plane (Team:Elastic-Agent-Control-Plane)

[elastic-sonarqube]

Quality Gate passed

Kudos, no new issues were introduced!

0 New issues
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarQube