chore: add version and distribution for agent to avoid painc at start

[luohoufu]

What does this PR do

This pull request includes changes to enhance the configuration setup and agent ingestion process by incorporating additional metadata attributes. The most important changes include adding distribution and version attributes to the task configuration and updating the agent ingestion configuration to handle these new attributes.

Enhancements to configuration setup:

• config/setup/common/data/task_config_tpl.dat: Added distribution and version attributes to the task configuration template.

Updates to agent ingestion configuration:

• modules/agent/api/remote_config.go: Added version and distribution attributes to the getAgentIngestConfigs function and updated the task configuration string to include these new attributes. [1] [2] [3]

Rationale for this change

Standards checklist

• The PR title is descriptive
• The commit messages are semantic
• Necessary tests are added
• Updated the release notes
• Necessary documents have been added if this is a new feature
• Performance tests checked, no obvious performance degradation