models/repo: Fix typo in comment (#14731)

* models/repo: Fix typo in comment

* another typo

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

models/repo.go

@@ -264,7 +264,7 @@ func (repo *Repository) ColorFormat(s fmt.State) {
 		repo.Name)
 }
 
-// IsBeingMigrated indicates that repository is being migtated
+// IsBeingMigrated indicates that repository is being migrated
 func (repo *Repository) IsBeingMigrated() bool {
 	return repo.Status == RepositoryBeingMigrated
 }
@@ -613,7 +613,7 @@ func (repo *Repository) getReviewers(e Engine, doerID, posterID int64) ([]*User,
 // * for private repositories this returns all users that have read access or higher to the repository.
 // * for public repositories this returns all users that have write access or higher to the repository,
 // and all repo watchers.
-// TODO: may be we should hava a busy choice for users to block review request to them.
+// TODO: may be we should have a busy choice for users to block review request to them.
 func (repo *Repository) GetReviewers(doerID, posterID int64) ([]*User, error) {
 	return repo.getReviewers(x, doerID, posterID)
 }