Delegates are not properly reformatted when converting property from expression body to block body

[jhinder]

Version Used: VS 17.8.4

Steps to Reproduce:

For both properties, open the lightbulb menu and select "Use block body for property".

class C
{
    Action A => delegate
    {
    };

    Action A2 => () =>
    {
    };
}

Expected Behavior:
The block of the delegate or lambda is correctly indented.

Actual Behavior:
The indentation of the delegate body is not changed.

Interestingly, type creation expression within the property body are correctly formatted/indented: