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

[Owen Pan via cfe-commits]

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@@ -1978,6 +1978,25 @@ inline bool continuesLineComment(const FormatToken &FormatTok,
          FormatTok.OriginalColumn >= MinContinueColumn;
 }
 
+// Returns \c true if \c Current starts a new parameter.
+static bool startsNextParameter(const FormatToken &Current,
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owenca wrote:

```suggestion
bool startsNextParameter(const FormatToken &Current,
```

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