Fixed function description

Author: makermelissa

adafruit_portalbase/graphics.py

@@ -108,7 +108,7 @@ def set_background(self, file_or_color, position=None):
     def qrcode(
         self, qr_data, *, qr_size=1, x=0, y=0, qr_color=0x000000
     ):  # pylint: disable=invalid-name
-        """Display a QR code on the eInk
+        """Display a QR code
 
         :param qr_data: The data for the QR code.
         :param int qr_size: The scale of the QR code.