Adding server interface

[KalanaRatnayake]

Pull Request Template

Description

Added CapabilityEvent.msg and Status.msg to publish data about the internal status of Capabilities2 Server and Capabilities2 Fabric

Fixes #[issue]

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as intended)
• This change requires a documentation update

How Has This Been Tested?

By running the code

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes do not break the build
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules