[Auth-Library]: Remove comments

src/main/java/eu/dnetlib/uoaauthorizationlibrary/security/AuthorizationFilter.java

@@ -37,7 +37,6 @@ public class AuthorizationFilter implements Filter {
         HttpServletRequest request = (HttpServletRequest) req;
         String token = utils.getToken(request);
         if (token != null) {
-            System.out.println(token);
             Authentication auth = authorizationProvider.getAuthentication(token);
             SecurityContextHolder.getContext().setAuthentication(auth);
         }