[bugfix] Correct XQuery Syntax
[bugfix] Correct XQuery Syntax

MjAbuz/exist,eXist-db/exist,eXist-db/exist,jensopetersen/exist,ambs/exist,RemiKoutcherawy/exist,MjAbuz/exist,MjAbuz/exist,zwobit/exist,wshager/exist,patczar/exist,wshager/exist,eXist-db/exist,wshager/exist,jessealama/exist,RemiKoutcherawy/exist,opax/exist,adamretter/exist,jessealama/exist,joewiz/exist,hungerburg/exist,windauer/exist,hungerburg/exist,wolfgangmm/exist,lcahlander/exist,patczar/exist,wolfgangmm/exist,joewiz/exist,windauer/exist,ambs/exist,zwobit/exist,ljo/exist,adamretter/exist,lcahlander/exist,wolfgangmm/exist,lcahlander/exist,adamretter/exist,opax/exist,MjAbuz/exist,kohsah/exist,RemiKoutcherawy/exist,dizzzz/exist,zwobit/exist,olvidalo/exist,ambs/exist,jensopetersen/exist,jessealama/exist,patczar/exist,hungerburg/exist,ambs/exist,windauer/exist,patczar/exist,wshager/exist,olvidalo/exist,joewiz/exist,RemiKoutcherawy/exist,ljo/exist,ambs/exist,kohsah/exist,RemiKoutcherawy/exist,windauer/exist,ljo/exist,opax/exist,jessealama/exist,kohsah/exist,dizzzz/exist,zwobit/exist,MjAbuz/exist,dizzzz/exist,lcahlander/exist,ambs/exist,lcahlander/exist,wshager/exist,kohsah/exist,joewiz/exist,zwobit/exist,kohsah/exist,eXist-db/exist,zwobit/exist,olvidalo/exist,adamretter/exist,jessealama/exist,wolfgangmm/exist,RemiKoutcherawy/exist,MjAbuz/exist,olvidalo/exist,wolfgangmm/exist,windauer/exist,ljo/exist,joewiz/exist,ljo/exist,dizzzz/exist,jessealama/exist,joewiz/exist,patczar/exist,opax/exist,windauer/exist,jensopetersen/exist,hungerburg/exist,dizzzz/exist,adamretter/exist,hungerburg/exist,opax/exist,jensopetersen/exist,wshager/exist,wolfgangmm/exist,kohsah/exist,patczar/exist,adamretter/exist,olvidalo/exist,jensopetersen/exist,lcahlander/exist,jensopetersen/exist,ljo/exist,eXist-db/exist,eXist-db/exist,dizzzz/exist