Improved sentence related to Spawner Options for custom environments in jupyterhub.md.

doc.zih.tu-dresden.de/docs/access/jupyterhub.md

@@ -284,8 +284,8 @@ Installed kernelspec my-kernel in .../.local/share/jupyter/kernels/my-kernel
     Depending on the Python module you have loaded for creating your virtual environment, you should
     select the apropriate [Standard environment](#standard-environments). For example, you could
     select `scs5_gcccore-10.2.0_python-3.8.6`, when you want to use `my-kernel`. Furthermore,
-    ensure, that you load the modules via [Spawner Options](#start-a-session) that you used for
-    creating your kernel.
+    ensure, that you pre-load the same modules via [Spawner Options](#start-a-session) that you used
+    for creating your kernel.
 
 #### Conda Environment