Resolve "Requesting information from the Controller via NBI takes very long"

Description

Related Issue

#230 (closed)

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• 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 change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

controller/northbound/server/pnd.go

@@ -102,7 +102,6 @@ func (p PndServer) GetOndList(ctx context.Context, request *ppb.GetFlattenedOndL
 			Sbi:  ond.SBI,
 		}
 		flattenedOnds[i] = ond
-
 	}
 
 	return &ppb.GetFlattenedOndListResponse{