fix LockCorruptQueryBox title

regression from
    commit 082e69fe
    Date:   Mon Feb 26 16:53:37 2018 +0000
    convert various MessBox to weld::MessageDialog

Change-Id: Ia9cef4de4ae9c13201c838f20f0ba6b6cff7f35d
Reviewed-on: https://gerrit.libreoffice.org/68490
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

uui/source/lockcorrupt.cxx

@@ -28,7 +28,7 @@ LockCorruptQueryBox::LockCorruptQueryBox(weld::Window* pParent, const std::local
     : m_xQueryBox(Application::CreateMessageDialog(pParent, VclMessageType::Question,
                   VclButtonsType::NONE, Translate::get(STR_LOCKCORRUPT_MSG, rResLocale)))
 {
-    m_xQueryBox->set_title(Translate::get(STR_LOCKCORRUPT_MSG, rResLocale));
+    m_xQueryBox->set_title(Translate::get(STR_LOCKCORRUPT_TITLE, rResLocale));
     m_xQueryBox->add_button(Translate::get(STR_LOCKCORRUPT_OPENREADONLY_BTN, rResLocale), RET_OK);
     m_xQueryBox->add_button(Button::GetStandardText(StandardButtonType::Cancel), RET_CANCEL);
     m_xQueryBox->set_default_response(RET_OK);