Merge "Fix host libbinder_ndk build for API_LEVEL_AT_LEAST" into main

// Include llndk-versioning.h only for vendor build as it is not available for NDK headers.

#if defined(__ANDROID_VENDOR__)

#include <android/llndk-versioning.h>

#else  // __ANDROID_VENDOR__

#if !defined(API_LEVEL_AT_LEAST)

#elif !defined(API_LEVEL_AT_LEAST)

#if defined(__BIONIC__)

#define API_LEVEL_AT_LEAST(sdk_api_level, vendor_api_level) \

    (__builtin_available(android sdk_api_level, *))

#endif

#else

#define API_LEVEL_AT_LEAST(sdk_api_level, vendor_api_level) (true)

#endif  // __BIONIC__

#endif  // __ANDROID_VENDOR__

namespace aidl::android::os {