Remove duplicate app state group deletion

appstate/state.go

@@ -496,28 +496,6 @@ func (s *State) NavigateToPath(path []string) {
 	s.SelectedEntryID = ""
 }
 
-func (s *State) DeleteCurrentGroup() error {
-	session, ok := s.Session.(MutableSession)
-	if !ok {
-		return fmt.Errorf("session is not mutable")
-	}
-
-	model, err := session.Current()
-	if err != nil {
-		return err
-	}
-	if err := model.DeleteGroup(s.CurrentPath); err != nil {
-		return err
-	}
-
-	session.Replace(model)
-	if len(s.CurrentPath) > 0 {
-		s.CurrentPath = append([]string(nil), s.CurrentPath[:len(s.CurrentPath)-1]...)
-	}
-	s.Dirty = true
-	return nil
-}
-
 func (s *State) Save() error {
 	session, ok := s.Session.(SaveableSession)
 	if !ok {