Rework 16-modules lesson

_episodes/15-modules.md

@@ -141,7 +141,7 @@ ran the `module load` command, it added a directory to the beginning of our
 Taking this to its conclusion, `module load` will add software to your `$PATH`.
 It "loads" software. A special note on this - depending on which version of the
 `module` program that is installed at your site, `module load` will also load
-required software dependencies. For instance loading the 
+required software dependencies. For instance loading the
 module `lammps/openmpi/intel/20231214` also loads:
 
 {% include {{ site.snippets }}/modules/software-dependencies.snip %}