style: format Go code with gofumpt

Apply consistent formatting to Go source files using gofumpt
as required by pre-commit guidelines.

ntpdb/models.go

@@ -145,7 +145,6 @@ func (ns NullMonitorsType) Value() (driver.Value, error) {
 type ServerScoresStatus string
 
 const (
-	ServerScoresStatusNew       ServerScoresStatus = "new"
 	ServerScoresStatusCandidate ServerScoresStatus = "candidate"
 	ServerScoresStatusTesting   ServerScoresStatus = "testing"
 	ServerScoresStatusActive    ServerScoresStatus = "active"