[clang] clang-format: Add AlignFunctionDeclarations attribute to AlignConsecutiveDeclarations (PR #108241)

[Brad House via cfe-commits]

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@@ -409,6 +409,21 @@ the configuration (without a prefix: ``Auto``).
       int     *p;
       int (*f)();
 
+  * ``bool AlignFunctionDeclarations`` Only for ``AlignConsecutiveDeclarations``. Whether function declarations
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bradh352 wrote:

I added version 20, let me know if I should use a different version

https://github.com/llvm/llvm-project/pull/108241