Update docs/using_eessi/setting_up_environment.md

Co-authored-by: Thomas Röblitz <[email protected]>

docs/using_eessi/setting_up_environment.md

@@ -1,6 +1,6 @@
 # Setting up your environment
 
-To set up the EESSI environment, you can either use EESSI with Lmod or use a bash initialisation script.
+To set up the EESSI environment, you can either load an EESSI module with Lmod or source a bash initialisation script.
 
 ## Using EESSI with Lmod