ignore enter keypress when completion is selected

src/TextInputWidget.cpp

@@ -259,9 +259,10 @@ FilteredTextEdit::keyPressEvent(QKeyEvent *event)
                                 // No completion to select, do normal behavior
                                 completer_->popup()->hide();
                                 emoji_popup_open_ = false;
-                        } 
-                    	else
+                        } else {
                                 event->ignore();
+                                return;
+                        }
                 }
 
                 if (!(event->modifiers() & Qt::ShiftModifier)) {