Fix issues for `LD_LIBRARY_PATH` via `EESSI` module #941

Job	Run time
eessi_container_script (no_cvmfs_mounts)	2m 52s
eessi_container_script (listrepos_default)	1m 42s
eessi_container_script (unionfs)	2m 22s
eessi_container_script (listrepos_custom)	2m 28s
eessi_container_script (resume)	2m 43s
eessi_container_script (exec)	2m 50s
eessi_container_script (shell)	3m 6s
eessi_container_script (container)	2m 14s
eessi_container_script (run)	2m 33s
eessi_container_script (help)	1m 43s
	24m 33s

Provide feedback