clean

Signed-off-by: Etienne Homer <[email protected]>

Author: etiennehomer

src/main/java/org/gridsuite/useradmin/server/service/UserAdminService.java

@@ -15,9 +15,6 @@
 import org.springframework.stereotype.Service;
 
 import java.util.*;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.function.Function;
-import java.util.function.Predicate;
 
 import static org.gridsuite.useradmin.server.UserAdminException.Type.FORBIDDEN;