- Refactor Telemetry backend service methods
- Enhance test logging for better clarity.

- Enhance telemetry tests with logging
- Update collector API methods
- Updated Telemetry backend collector management

- Added Prometheus monitoring deployment and update test configurations
- Updated KPI VALUE API (writer and promWriter)

- Create Kafka topic added in main method of services
- KPI sample types added in ENUM class
- Methods are commented in _Collector class.
- In Telemetry backend, logic is added get device ID, enpoint ID and devicec type from Context and KPI DB.

- Minor changes in Telmetry backend service
- new script added to deploy Prom. Gateway, Prometheus and Mimir
- Configuration file for Prometheus to scrape Gateway.

Merge branch 'feat/249-cttc-telemetry-enhancement' into feat/192-cttc-implement-telemetry-backend-collector-gnmi-openconfig