Get rid of 'module' in environment-and-modules.md

docs.it4i/salomon/environment-and-modules.md

@@ -64,13 +64,13 @@ The modules may be loaded, unloaded and switched, according to momentary needs.
 To check available modules use
 
 ```console
-$ module avail **or** ml av
+$ ml av
 ```
 
 To load a module, for example the Open MPI module use
 
 ```console
-$ module load OpenMPI **or** ml OpenMPI
+$ ml OpenMPI
 ```
 
 loading the Open MPI module will set up paths and environment variables of your active shell such that you are ready to run the Open MPI software
@@ -78,13 +78,13 @@ loading the Open MPI module will set up paths and environment variables of your
 To check loaded modules use
 
 ```console
-$ module list **or** ml
+$ ml
 ```
 
 To unload a module, for example the Open MPI module use
 
 ```console
-$ module unload OpenMPI **or** ml -OpenMPI
+$ ml -OpenMPI
 ```
 
 Learn more on modules by reading the module man page