message: core(intrin): NEON v_load_expand_q() support unaligned addr
diff: @@ -1202,14 +1202,16 @@ OPENCV_HAL_IMPL_NEON_EXPAND(v_int32x4, v_int64x2, int, s32)
  inline v_uint32x4 v_load_expand_q(const uchar* ptr)
  {
  - uint8x8_t v0 = vcreate_u8(*(unsigned*)ptr);
  + typedef unsigned int CV_DECL_ALIGNED(1) unaligned_uint;
  + uint8x8_t v0 = vcreate_u8(*(unaligned_uint*)ptr);
  uint16x4_t v1 = vget_low_u16(vmovl_u8(v0));
  return v_uint32x4(vmovl_u16(v1));
  }
  inline v_int32x4 v_load_expand_q(const schar* ptr)
  {
  - int8x8_t v0 = vcreate_s8(*(unsigned*)ptr);
  + typedef unsigned int CV_DECL_ALIGNED(1) unaligned_uint;
  + int8x8_t v0 = vcreate_s8(*(unaligned_uint*)ptr);
  int16x4_t v1 = vget_low_s16(vmovl_s8(v0));
  return v_int32x4(vmovl_s16(v1));
  }
  