Add support for betterstack platform

[himanshu-dixit]

🎯 Describe the feature

Integrating with their APIs would enable our agents to:

• View telemetry data from Better Stack's logging platform
• Create and manage monitors for proactive uptime monitoring
• Help in Incident management

📗 Resources

• https://betterstack.com/
• https://betterstack.com/docs/uptime/api/getting-started-with-uptime-api/
• https://betterstack.com/docs/logs/api/getting-started/