[Documentation] rocprofv3 attach/detach (#1108)

* Fixing typo in script

* updating docs

* updating docs

* updating docs

* Update projects/rocprofiler-sdk/source/docs/how-to/using-rocprofv3-process-attachment.rst

Co-authored-by: Mark Meserve <mark.meserve@amd.com>

* Update projects/rocprofiler-sdk/source/docs/how-to/using-rocprofv3-process-attachment.rst

Co-authored-by: Mark Meserve <mark.meserve@amd.com>

---------

Co-authored-by: Mark Meserve <mark.meserve@amd.com>

projects/rocprofiler-sdk/source/bin/rocprofv3.py

@@ -233,7 +233,7 @@ For MPI applications (or other job launchers such as SLURM), place rocprofv3 ins
 For attachment profiling of running processes:
 
     $ rocprofv3 --attach <PID> --hip-trace --kernel-trace
-    $ rocprofv3 --attach 1234 --attach-duration 10 --hsa-trace
+    $ rocprofv3 --attach 1234 --attach-duration-msec 10 --hsa-trace
 
 """