Update docs/release-notes/platform.rst

Co-authored-by: Jeff Squyres <[email protected]>
Signed-off-by: Howard Pritchard <[email protected]>

Author: hppritcha

docs/release-notes/platform.rst

@@ -42,4 +42,4 @@ Platform Notes
   * Cray XE, XC, and XK
   * Oracle Grid Engine (OGE) 6.1, 6.2 and open source Grid Engine
 
-.. note:: There is a known issue with the HWLOC releases older than 2.8.0 and systems with Ponte Vecchio accelerators.  HWLOC 2.8.0 or newer is required on such systems.
+.. note:: There is a known issue with the [Hwloc](https://www.open-mpi.org/projects/hwloc/) releases older than v2.8.0 and systems with Intel Ponte Vecchio accelerators.  Hwloc v2.8.0 or newer is required on such systems.