Remove unsed imports

Signed-off-by: Otavio Santana <[email protected]>

Author: otaviojava

mongodb-driver/src/main/java/org/eclipse/jnosql/communication/mongodb/document/MongoDBDocumentCollectionManager.java

@@ -35,8 +35,6 @@
 import org.eclipse.jnosql.communication.document.Documents;
 
 import java.time.Duration;
-import java.util.Collections;
-import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;