refactor: minor comment improvements

This commit makes minor updates to comments for better clarity and consistency. No
functional code changes are included.

discovery/db_discovery.go

@@ -189,7 +189,7 @@ func (dbo *DBOrchestratorPoolCache) cacheOrchestratorStake() error {
 	}
 
 	resc, errc := make(chan *common.DBOrch, len(orchs)), make(chan error, len(orchs))
-	timeout := getOrchestratorTimeoutLoop //needs to be same or longer than GRPCConnectTimeout in server/rpc.go
+	timeout := getOrchestratorTimeoutLoop // Needs to be same or longer than GRPCConnectTimeout in server/rpc.go
 	ctx, cancel := context.WithTimeout(context.Background(), timeout)
 	defer cancel()
 
@@ -266,7 +266,7 @@ func (dbo *DBOrchestratorPoolCache) cacheDBOrchs() error {
 	}
 
 	resc, errc, skipped := make(chan *common.DBOrch, len(orchs)), make(chan error, len(orchs)), make(chan int, len(orchs))
-	timeout := getOrchestratorTimeoutLoop //needs to be same or longer than GRPCConnectTimeout in server/rpc.go
+	timeout := getOrchestratorTimeoutLoop // Needs to be same or longer than GRPCConnectTimeout in server/rpc.go
 	ctx, cancel := context.WithTimeout(context.Background(), timeout)
 	defer cancel()
 
@@ -276,7 +276,7 @@ func (dbo *DBOrchestratorPoolCache) cacheDBOrchs() error {
 			errc <- err
 			return
 		}
-		//do not connect if URI host is not set
+		// Do not connect if URI host is not set
 		if uri.Host == "" {
 			skipped <- 1
 			return