[clang] [clang-format] Add BreakBeforeTemplateClose option (PR #118046)

[Owen Pan via cfe-commits]

================
@@ -11220,6 +11220,333 @@ TEST_F(FormatTest, WrapsTemplateDeclarationsWithComments) {
       Style);
 }
 
+TEST_F(FormatTest, BreakBeforeTemplateCloser) {
+  FormatStyle Style = getGoogleStyle(FormatStyle::LK_Cpp);
----------------
owenca wrote:

```suggestion
  FormatStyle Style = getLLVMStyle();
  EXPECT_EQ(Style.BreakBeforeTemplateCloser, FormatStyle::BBTCS_Never);
```

https://github.com/llvm/llvm-project/pull/118046