Fix gRPC client integration, update pcepservice.yaml, and include database v1.0

- **gRPC PCEP Client Integration**:
  - Solved communication issues with the gRPC client in the PCEP service.
  - Enhanced error handling for gRPC connection failures.

- **pcepservice.yaml Configuration**:
  - Updated environment variables to properly integrate with new service configurations.
  - Fixed issues related to port and service setup.

- **Database Integration**:
  - Integrated database v1.0 for LSP management in the PCEP service.
  - Updated database connection strings and relevant environment variables.

This commit addresses multiple improvements across the gRPC client, service configuration, and database setup.