[clang-format] How to remove empty line after statement?

```c
enum my_enum

{ // I want to remove the blank line above
ENUM1
}

void foo(void)

{ // I want to remove the blank line above
if (true)

{ // I want to remove the blank line above
}

switch (x)

{ // I want to remove the blank line above
case 1:

{ // I want to remove the blank line above
break;
}
}
}
```