Fix typo in rdc.h

There's a typo in rdc.h causing documentation build failure.

Change-Id: I3a7ced030e66b980645f719b41c77f79810de09d
Signed-off-by: Galantsev, Dmitrii <dmitrii.galantsev@amd.com>

include/rdc/rdc.h

@@ -1612,7 +1612,7 @@ rdc_status_t rdc_device_topology_get(rdc_handle_t p_rdc_handle, uint32_t gpu_ind
  *  @param[in] p_rdc_handle The RDC handler.
  *
  *
- *  @param[out] resu
+ *  @param[out] results
  * lts  The link up or down status
  *
  *  @retval ::RDC_ST_OK is returned upon successful call.