Update library name

Author: kizniche

mycodo/outputs/pump_l298n_pi5.py

@@ -55,7 +55,7 @@
     'output_name_unique': 'DC_MOTOR_L298N',
     'output_name': "{}: L298N DC Motor Controller (Pi 5)".format(lazy_gettext('Peristaltic Pump')),
     'output_manufacturer': 'STMicroelectronics',
-    'output_library': 'RPi.GPIO',
+    'output_library': 'pinctrl',
     'measurements_dict': measurements_dict,
     'channels_dict': channels_dict,
     'output_types': ['volume', 'on_off'],