hdf5

Merging in latest from upstream (HDFFV/hdf5:refs/heads/develop)

* commit 'b56fb149c9a3c9dca11b406b7a2488f0c93ee187':
  Updated the H5L.c error message after additional thought. Fix for HDFFV-10141.
  Updated an error message in H5L.c to be more helpful. Fixes HDFFV-10141.