[clang] [clang-format] Fix a bug in annotating CastRParen (PR #102261)

[Pierre Jolivet via cfe-commits]

prj- wrote:

What's your version?
```
$ clang-format-20 gh.txt
void a() { double b = ((double)c(0)) * d / (double)0; }
```

https://github.com/llvm/llvm-project/pull/102261