Add feature of on-demand Go profiling and easy to enable/disable in aah application

[jeevatkm]

The goal is to implement on-demand option of enable/disable Go profiling to application insights in the aah application.

• [x] Implementation
• [x] Integration
• [x] Documentation

Configuration:

runtime {
    diagnosis {
        enable = true
        mode = "http"
        http {
            #address = ":6060"
            timeout {
                # Supported time units, refer to https://golang.org/pkg/time/#ParseDuration
                # Default value is `2m`.
                #write = "2m"
            }
        }
    }
}

[jeevatkm]

Done 😄