Fix BS PNP expander left vertical crop mark position

Off by 20 pixels.

bs_pnp_expander_docker/bs_pnp_expander_docker.py

@@ -105,7 +105,7 @@ class BsPnpExpander(DockWidget):
         cropMarkWidth = 2
         cropMarkHeight = 37
         cropMark = QByteArray(blackPixel * cropMarkWidth * cropMarkHeight)
-        xSet = [96, 868] if direction == 'Left' else [2562, 3314]
+        xSet = [96, 848] if direction == 'Left' else [2562, 3314]
         for y in [0, doc.height() - cropMarkHeight]:
             for x in xSet:
                 layer.setPixelData(cropMark, x, y, cropMarkWidth, cropMarkHeight)