[clang] [clang-format] Add AlignAfterOpenBracketOptions (PR #108332)

[Gedare Bloom via cfe-commits]

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@@ -9694,6 +9694,304 @@ TEST_F(FormatTest, ParenthesesAndOperandAlignment) {
                Style);
 }
 
+TEST_F(FormatTest, AlignAfterConditionalStatements) {
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gedare wrote:

Yes, it might be a good idea to consolidate all of the alignment tests in a new file. I'll plan to do that in my next iteration on this work, depending on if the direction is good.

https://github.com/llvm/llvm-project/pull/108332