message: fix tst_cosimulate to assemble on file load
diff: @@ -153,7 +153,7 @@ QString tst_Cosimulate::generateErrorReport(const RegisterChange& change, const
  void tst_Cosimulate::loadCurrentTest() {
  // Some manual work is required here since we are not instantiating the full application
  - m_loader->loadFile(m_currentTest);
  + m_loader->loadExternalFile(m_currentTest);
  if (m_currentTest.type == SourceType::Assembly) {
  m_loader->sourceCodeChanged();
  }
  