[clang] [libclang]Return *OperatorKind for oveloaded operators (PR #182303)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions c,cpp -- clang/test/Index/unaryop.cpp clang/test/Index/binop.cpp clang/tools/c-index-test/c-index-test.c clang/tools/libclang/CIndex.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/clang/tools/libclang/CIndex.cpp b/clang/tools/libclang/CIndex.cpp
index 986da893d..fbcee7359 100644
--- a/clang/tools/libclang/CIndex.cpp
+++ b/clang/tools/libclang/CIndex.cpp
@@ -10205,7 +10205,7 @@ enum CXBinaryOperatorKind clang_getCursorBinaryOperatorKind(CXCursor cursor) {
   if (const auto *OCE = dyn_cast<CXXOperatorCallExpr>(expr)) {
     const OverloadedOperatorKind Kind = OCE->getOperator();
     bool isPostfixOp = (OCE->getNumArgs() == 2 &&
-                    (Kind == OO_PlusPlus || Kind == OO_MinusMinus));
+                        (Kind == OO_PlusPlus || Kind == OO_MinusMinus));
     if (OCE->getNumArgs() == 2 && !isPostfixOp) {
       auto opcode = BinaryOperator::getOverloadedOpcode(Kind);
       return static_cast<CXBinaryOperatorKind>(opcode + 1);
@@ -10239,7 +10239,7 @@ enum CXUnaryOperatorKind clang_getCursorUnaryOperatorKind(CXCursor cursor) {
   if (const auto *OCE = dyn_cast<CXXOperatorCallExpr>(expr)) {
     const OverloadedOperatorKind Kind = OCE->getOperator();
     bool isPostfixOp = (OCE->getNumArgs() == 2 &&
-                    (Kind == OO_PlusPlus || Kind == OO_MinusMinus));
+                        (Kind == OO_PlusPlus || Kind == OO_MinusMinus));
     if (OCE->getNumArgs() == 1 || isPostfixOp) {
       auto opcode = UnaryOperator::getOverloadedOpcode(Kind, isPostfixOp);
       return static_cast<CXUnaryOperatorKind>(opcode + 1);

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https://github.com/llvm/llvm-project/pull/182303