Commits
Merging in latest from upstream (HDFFV/hdf5:refs/heads/develop) * commit 'd14b96e95976967c03c7623f6800506b89292656': Modify external_env.c to prevent deleting test file of external.c. Fix for HDFFV-10941.
Merging in latest from upstream (HDFFV/hdf5:refs/heads/develop) * commit 'd14b96e95976967c03c7623f6800506b89292656': Modify external_env.c to prevent deleting test file of external.c. Fix for HDFFV-10941.