HV-1164 Adding Sebastian to copyright.txt
HV-1164 Adding Sebastian to copyright.txt

marko-bekhta/hibernate-validator,hibernate/hibernate-validator,hibernate/hibernate-validator,shahramgdz/hibernate-validator,shahramgdz/hibernate-validator,hibernate/hibernate-validator,shahramgdz/hibernate-validator,marko-bekhta/hibernate-validator,shahramgdz/hibernate-validator,marko-bekhta/hibernate-validator