Update string

Author: timschneeb

src/MainWindow.cpp

@@ -1107,8 +1107,8 @@ void MainWindow::onConvolverWaveformEdit()
                                             "Set threshold of auto-IR-cropping and add delay to a chopped/minimum phase transformed IR.\n"
                                             "This setting is only in effect if IR optimization is enabled.\n"
                                             "\n"
-                                            "1st value: Start threshold cropping (dB)\n"
-                                            "2nd value: End threshold cropping (dB)\n"
+                                            "1st value: Start threshold auto-cropping (dB)\n"
+                                            "2nd value: End threshold auto-cropping (dB)\n"
                                             "3rd value: Channel 1 delay (samples)\n"
                                             "4th value: Channel 2 delay (samples)\n"
                                             "5th value: Channel 3 delay (samples)\n"