Ruff doesn't raise syntax error for single starred assignment target

[dhruvmanila]

We should be raising syntax error for the following code:

*a = (1,)

https://play.ruff.rs/7e3fe1a8-7edc-40eb-a415-ced8f61bb7c1

[dhruvmanila]

Oh, I think this is caught by the compiler and not the parser as python -m ast test.py passes without any syntax errors. So, this is a part of #11934.