MG4 Name Correction

🚧 THIS IS A TICKET MIGRATED FROM UPVOTY. The original ticket and comments will be available for a limited time over at:
https://abrp.upvoty.com/b/add-a-vehicle/mg4-name-correction/
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Hello, please correct the MG4 Variants to the official Names:
-Standard
-Comfort
-Luxury
-XPOWER (Not implemented yet)
-Trophy Extended Range (not implemented yet)