Extra space before curly brace in array initializer

[TiraelSedai]

Here is what I expect:

public class MyClass
{
    public int[] Arr { get; set; } = { 1, 2, 3, 4, 5 };
}

Actual code:

public class MyClass
{
    public int[] Arr { get; set; } =  { 1, 2, 3, 4, 5 };
}

Version: 0.18.0