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

[Owen Pan via cfe-commits]

================
@@ -8925,6 +8925,97 @@ TEST_F(FormatTest, FormatsOneParameterPerLineIfNecessary) {
       NoBinPacking);
 }
 
+TEST_F(FormatTest, FormatsDeclarationBreakAlways) {
+  FormatStyle BreakAlways = getGoogleStyle();
+  BreakAlways.BinPackParameters = FormatStyle::BPPS_OnePerLine;
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owenca wrote:

```suggestion
  BreakAlways.BinPackParameters = FormatStyle::BPPS_Never;
```

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