[clang] [clang-format] add an option to insert a space only for non-code block empty braces, not for empty parentheses (PR #93634)

[Owen Pan via cfe-commits]

owenca wrote:

See https://github.com/llvm/llvm-project/issues/93635#issuecomment-2138778128. Also, we need to deprecate [`SpaceInEmptyBlock`](https://clang.llvm.org/docs/ClangFormatStyleOptions.html#spaceinemptyblock).

https://github.com/llvm/llvm-project/pull/93634