Revert "Fix Klipper Actions content truncation"

This reverts commit 49365857.

klipper/urlgrabber.cpp

@@ -244,7 +244,7 @@ void URLGrabber::execute(const ClipAction *action, int cmdIdx) const
     ClipCommand command = action->command(cmdIdx);
 
     if (command.isEnabled) {
-        QString text(m_myClipItem->mimeData()->text());
+        QString text(m_myClipItem->text());
         if (m_stripWhiteSpace) {
             text = text.trimmed();
         }