Fix the comment to specify the right type of allocation required.

Change-Id: I8bda8d64010d466d6ca5e779d2042cca3f494ecf


[ROCm/ROCR-Runtime commit: 6c750f479d]

projects/rocr-runtime/runtime/hsa-runtime/inc/hsa_ext_amd.h

@@ -100,7 +100,7 @@ typedef enum hsa_amd_agent_info_s {
   HSA_AMD_AGENT_INFO_MAX_ADDRESS_WATCH_POINTS = 0xA005,
   /**
    * Agent BDF_ID, named LocationID in thunk. The type of this attribute is
-   * uint16_t.
+   * uint32_t.
    */
   HSA_AMD_AGENT_INFO_BDFID = 0xA006,
   /**