Fix example file to work with docker mailhog 
Fix example file to work with docker mailhog 

Issue seems to be link with this commit : https://github.com/openSUSE/osem/commit/da735fe1c9b9e685cb9b87987f3048cfebbe7a3e
More information here : https://github.com/openSUSE/osem/issues/1863
SeaGL/osem,hennevogel/osem,kormoc/osem,openSUSE/osem,rishabhptr/osem,hennevogel/osem,namangupta01/osem,bear454/osem,AndrewKvalheim/osem,differentreality/osem,hennevogel/osem,namangupta01/osem,kormoc/osem,namangupta01/osem,SeaGL/osem,hennevogel/osem,kormoc/osem,openSUSE/osem,AndrewKvalheim/osem,differentreality/osem,kormoc/osem,AndrewKvalheim/osem,rishabhptr/osem,differentreality/osem,bear454/osem,openSUSE/osem,differentreality/osem,rishabhptr/osem,SeaGL/osem,bear454/osem,namangupta01/osem,rishabhptr/osem,bear454/osem