NEWS: add note about fixing MPI_Win_lock_all.3in

NEWS

@@ -139,6 +139,8 @@ Trunk (not on release branches yet)
     noticing and sending a patch.
   - Updated configure paths in HACKING.  Thanks to Maximilien Levesque
     for the fix.
+  - Fixed Fortran typo in MPI_WIN_LOCK_ALL.  Thanks to Thomas Jahns
+    for pointing out the issue.
 - Fixed a number of MPI one-sided bugs.
 - Fixed MPI_COMM_SPAWN when invoked from a singleton job.
 - Fixed a number of minor issues with CUDA support, including