[clang-tools-extra] [clangd] Support go-to-definition on type hints. The core part (PR #86629)

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``````````bash
git-clang-format --diff c6a65e4b0c80245d766ae2f2f7305b5371d096f5 b8a69cbd9e0ee0aa35b38b7e3a78048cbe61447e -- clang-tools-extra/clangd/AST.cpp clang-tools-extra/clangd/AST.h clang-tools-extra/clangd/InlayHints.cpp clang-tools-extra/clangd/index/IndexAction.cpp clang-tools-extra/clangd/unittests/InlayHintTests.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/clang-tools-extra/clangd/InlayHints.cpp b/clang-tools-extra/clangd/InlayHints.cpp
index f9e0a51ddc..c530e4ae47 100644
--- a/clang-tools-extra/clangd/InlayHints.cpp
+++ b/clang-tools-extra/clangd/InlayHints.cpp
@@ -473,7 +473,6 @@ class TypeInlayHintLabelPartBuilder
   }
 
 public:
-
 #ifndef NDEBUG
   ~TypeInlayHintLabelPartBuilder() {
     llvm::errs() << "TypeInlayHintLabelPartBuilder:\n";
@@ -1203,8 +1202,8 @@ private:
     if (!Suffix.empty())
       JoinedLabels.push_back(InlayHintLabelPart(Suffix.str()));
     Results.push_back(InlayHint{LSPPos,
-                                /*label=*/std::move(JoinedLabels),
-                                Kind, PadLeft, PadRight, LSPRange});
+                                /*label=*/std::move(JoinedLabels), Kind,
+                                PadLeft, PadRight, LSPRange});
   }
 
   // Get the range of the main file that *exactly* corresponds to R.

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https://github.com/llvm/llvm-project/pull/86629