translate standard buttons

Signed-off-by: Trial97 <alexandru.tripon97@gmail.com>

launcher/ui/dialogs/MSALoginDialog.cpp

@@ -68,6 +68,8 @@ MSALoginDialog::MSALoginDialog(QWidget* parent) : QDialog(parent), ui(new Ui::MS
             }
         }
     });
+
+    ui->buttonBox->button(QDialogButtonBox::Cancel)->setText(tr("Cancel"));
 }
 
 int MSALoginDialog::exec()