Fix duplicated code

Author: pylessard

udsoncan/common/dids.py

@@ -29,7 +29,6 @@ class DataIdentifier:
     ActiveDiagnosticSession = 0xF186
     VehicleManufacturerSparePartNumber = 0xF187
     VehicleManufacturerECUSoftwareNumber = 0xF188
-    VehicleManufacturerECUSoftwareNumber = 0xF188
     VehicleManufacturerECUSoftwareVersionNumber = 0xF189
     SystemSupplierIdentifier = 0xF18A
     ECUManufacturingDate = 0xF18B
@@ -89,8 +88,6 @@ def name_from_id(cls, did: int) -> Optional[str]:
             return 'VehicleManufacturerSparePartNumberDataIdentifier'
         if did == 0xF188:
             return 'VehicleManufacturerECUSoftwareNumberDataIdentifier'
-        if did == 0xF188:
-            return 'VehicleManufacturerECUSoftwareNumberDataIdentifier'
         if did == 0xF189:
             return 'VehicleManufacturerECUSoftwareVersionNumberDataIdentifier'
         if did == 0xF18A: