Fix regression in opening detached processes.

src/librssguard/miscellaneous/iofactory.cpp

@@ -81,10 +81,13 @@ bool IOFactory::startProcessDetached(const QString& program, const QStringList&
 #if defined(Q_OS_WIN) || defined(Q_CLANG_QDOC)
   process.setNativeArguments(native_arguments);
 #else
-  Q_UNUSED(native_arguments)
+  if (arguments.isEmpty() && !native_arguments.isEmpty()) {
+    process.setArguments({ native_arguments });
+  }
 #endif
 
   process.setWorkingDirectory(working_directory);
+
   return process.startDetached(nullptr);
 }