Question
v1.0.1: Offers an unlisted C5A3ZG part number
Searching for “STM32C5A3ZG” (the part number stated on the NUCLEO-C5A3ZG Product Page), CubeMX v1.0.1 offers STM32C5A3ZGT6 and STM32C5A3ZGT7
The latest Datasheet (DS15137, Rev 2) does not list STM32C5A3ZGT7 as a valid ordering code, but it does have STM32C5A3ZGT3 - which is not in the CubeMX2 list:

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