Revert "Upgrade ROCm-SMI to AMD SMI (#86)" (#100)

This reverts commit 0c32dfd6bc.

docs/conceptual/rocprof-sys-feature-set.rst

@@ -52,7 +52,7 @@ GPU metrics
 * HIP kernel tracing
 * HSA API tracing
 * HSA operation tracing
-* System-level sampling (via amd-smi)
+* System-level sampling (via rocm-smi)
 
   * Memory usage
   * Power usage