Remove trailing space

submit.yml.erb

@@ -3,8 +3,8 @@
 ---
 # This config comes from below URL
 # https://github.com/OSC/bc_example_jupyter/blob/custom_environment/submit.yml.erb
-# The -C option in the config provided for slurm has been removed because it does 
-# not apply to implementation at UAB. We do not use constraint list to be used with -C. 
+# The -C option in the config provided for slurm has been removed because it does
+# not apply to implementation at UAB. We do not use constraint list to be used with -C.
 
 batch_connect:
   template: "basic"