NEWS: 2.7.2 bullets

Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr>

NEWS

@@ -1,5 +1,5 @@
 Copyright © 2009 CNRS
-Copyright © 2009-2022 Inria.  All rights reserved.
+Copyright © 2009-2023 Inria.  All rights reserved.
 Copyright © 2009-2013 Université Bordeaux
 Copyright © 2009-2011 Cisco Systems, Inc.  All rights reserved.
 Copyright © 2020 Hewlett Packard Enterprise.  All rights reserved.
@@ -17,6 +17,14 @@ bug fixes (and other actions) for each version of hwloc since version
 0.9.
 
 
+Version 2.7.2
+-------------
+* Fix a crash when LevelZero devices have multiple subdevices,
+  e.g. on PonteVecchio GPUs, thanks to Jonathan Peyton.
+* Fix a leak when importing cpukinds from XML,
+  thanks to Hui Zhou.
+
+
 Version 2.7.1
 -------------
 * Workaround crashes when virtual machines report incoherent x86 CPUID