[clang] [clang-format] Change BinPackParameters to an enum to add a BreakAlways (PR #101882)

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VolatileAcorn wrote:

When you say rename, do you mean deprecate `BinPackParameters` like in these changes 6739bb5006bc28e2bdbdb2326eb2c957546634aa but using `BreakParameters` and `Never`/`OnePerLine`/`Always` for the names?

https://github.com/llvm/llvm-project/pull/101882