SWDEV-462027 - bfloat162 struct members are public

bfloat16 member is protected, bfloat162 members are public

Change-Id: Ice090401553b9526cb34d003b3996b85d538bc4e

hipamd/include/hip/amd_detail/amd_hip_bf16.h

@@ -419,7 +419,7 @@ struct __attribute__((aligned(2))) __hip_bfloat16 {
  * @{
  */
 struct __attribute__((aligned(4))) __hip_bfloat162 {
- protected:
+ public:
   __hip_bfloat16 x; /*! \brief raw representation of bfloat16 */
   __hip_bfloat16 y; /*! \brief raw representation of bfloat16 */