Apply suggestions from code review

Co-authored-by: KN4CK3R <admin@oldschoolhack.me>

Author: lunny

models/issues/milestone.go

@@ -124,7 +124,7 @@ func NewMilestone(m *Milestone) (err error) {
 	return committer.Commit()
 }
 
-// HasMilestoneByRepoID returns if the  milestone exists in the repository.
+// HasMilestoneByRepoID returns if the milestone exists in the repository.
 func HasMilestoneByRepoID(ctx context.Context, repoID, id int64) (bool, error) {
 	return db.GetEngine(ctx).ID(id).Where("repo_id=?", repoID).Exist(new(Milestone))
 }

services/issue/milestone.go

@@ -19,10 +19,10 @@ func changeMilestoneAssign(ctx context.Context, doer *user_model.User, issue *is
 	if issue.MilestoneID > 0 {
 		has, err := issues_model.HasMilestoneByRepoID(ctx, issue.RepoID, issue.MilestoneID)
 		if err != nil {
-			return fmt.Errorf("GetMilestoneByRepoID: %v", err)
+			return fmt.Errorf("HasMilestoneByRepoID: %v", err)
 		}
 		if !has {
-			return fmt.Errorf("GetMilestoneByRepoID: issue doesn't exist")
+			return fmt.Errorf("HasMilestoneByRepoID: issue doesn't exist")
 		}
 	}