Fix haml-lint error
Fix haml-lint error

The error was introduced when merging

https://github.com/openSUSE/osem/pull/1469

as a offense was introduced since the tests there were run
and the PR got merged.

openSUSE/osem,differentreality/osem,hennevogel/osem,namangupta01/osem,hennevogel/osem,BelieveC/osem,AndrewKvalheim/osem,hennevogel/osem,namangupta01/osem,rishabhptr/osem,bear454/osem,rishabhptr/osem,namangupta01/osem,BelieveC/osem,SeaGL/osem,hennevogel/osem,kormoc/osem,AndrewKvalheim/osem,kormoc/osem,BelieveC/osem,rishabhptr/osem,differentreality/osem,SeaGL/osem,differentreality/osem,kormoc/osem,namangupta01/osem,bear454/osem,differentreality/osem,AndrewKvalheim/osem,bear454/osem,openSUSE/osem,bear454/osem,SeaGL/osem,BelieveC/osem,openSUSE/osem,rishabhptr/osem,kormoc/osem