Update readme wrt. issue open-mpi#8919

Signed-off-by: Tomislavj Janjusic <[email protected]>

Author: janjust

README.md

@@ -488,6 +488,10 @@ base as of this writing (April 2020):
   ```
   shell$ ompi_info | grep -i fort
   ```
+* Issue #8919: NVIDIA 'nvfortran' cannot link libmpi_usempif08.la
+  Unable to build 4.0.x or 4.1.x with the NVIDIA nvfortran compiler
+  To be addressed with nvfortran compiler v21.11 due
+  end of November, 2021.
 
 
 ### General Run-Time Support Notes