fix failing tests for volunteers_coordinator
fix failing tests for volunteers_coordinator

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