Fix: remove comma

Author: Suke0811

edg/parts/Microcontroller_Stm32g431.py

@@ -181,7 +181,7 @@ def _io_pinmap(self) -> PinMapUtil:
                 'dm': ['PA11'], 'dp': ['PA12']
             }),
             PeripheralFixedResource('USBCC', UsbCcPort(DigitalBidir.empty()), {
-                'cc1': ['PB6,'], 'cc2': ['PB4']
+                'cc1': ['PB6'], 'cc2': ['PB4']
             }),
         ]).remap_pins(self.RESOURCE_PIN_REMAP)