MIR-borrowck: Some minor fixes - Remove parens when printing dereference (fix #45185) - Change argument type of `autoderef` to `bool` - Change argument type of `field_index` to `Field`
MIR-borrowck: Some minor fixes - Remove parens when printing dereference (fix #45185) - Change argument type of `autoderef` to `bool` - Change argument type of `field_index` to `Field`