[lld] [ELF] Set sh_entsize of .{init, fini, preinit}_array to the word size (PR #226697)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- lld/ELF/OutputSections.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/lld/ELF/OutputSections.cpp b/lld/ELF/OutputSections.cpp
index cefa6762e..4cf3cbe9a 100644
--- a/lld/ELF/OutputSections.cpp
+++ b/lld/ELF/OutputSections.cpp
@@ -62,8 +62,9 @@ void OutputSection::writeHeaderTo(typename ELFT::Shdr *shdr) {
   // a multiple of the word size: such a section is not a table of fixed-size
   // entries. GNU ld uses the word size even then.
   uint64_t es = entsize;
-  if (es == 0 && (type == SHT_INIT_ARRAY || type == SHT_FINI_ARRAY ||
-                  type == SHT_PREINIT_ARRAY) &&
+  if (es == 0 &&
+      (type == SHT_INIT_ARRAY || type == SHT_FINI_ARRAY ||
+       type == SHT_PREINIT_ARRAY) &&
       size % ctx.arg.wordsize == 0)
     es = ctx.arg.wordsize;
   shdr->sh_entsize = es;

``````````

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https://github.com/llvm/llvm-project/pull/226697