Remove C++ form of YGNodeSetChildren (#37013)

Summary:
X-link: https://github.com/facebook/react-native/pull/37013

Pull Request resolved: https://github.com/facebook/yoga/pull/1254

Brings Yoga public interface back to a nice pure C ABI.

Changelog: [Internal]

Reviewed By: rshest

Differential Revision: D45138827

fbshipit-source-id: 8df7e4fd03afcda9a714d193b0430c122a7a7574

yoga/Yoga.h

@@ -82,7 +82,7 @@ WIN_EXPORT YGNodeRef YGNodeGetParent(YGNodeRef node);
 WIN_EXPORT uint32_t YGNodeGetChildCount(YGNodeRef node);
 WIN_EXPORT void YGNodeSetChildren(
     YGNodeRef owner,
-    const YGNodeRef children[],
+    const YGNodeRef* children,
     uint32_t count);
 
 WIN_EXPORT void YGNodeSetIsReferenceBaseline(
@@ -364,11 +364,3 @@ WIN_EXPORT float YGRoundValueToPixelGrid(
     bool forceFloor);
 
 YG_EXTERN_C_END
-
-#ifdef __cplusplus
-
-#include <vector>
-
-void YGNodeSetChildren(YGNodeRef owner, const std::vector<YGNodeRef>& children);
-
-#endif