Remove unnecessary use statements

Author: jmikola

src/Collection.php

@@ -7,11 +7,9 @@
 use MongoDB\Driver\Manager;
 use MongoDB\Driver\ReadConcern;
 use MongoDB\Driver\ReadPreference;
-use MongoDB\Driver\Server;
 use MongoDB\Driver\WriteConcern;
 use MongoDB\Exception\InvalidArgumentException;
 use MongoDB\Model\IndexInfoIterator;
-use MongoDB\Model\IndexInput;
 use MongoDB\Operation\Aggregate;
 use MongoDB\Operation\BulkWrite;
 use MongoDB\Operation\CreateIndexes;

src/Database.php

@@ -5,10 +5,8 @@
 use MongoDB\Collection;
 use MongoDB\Driver\Cursor;
 use MongoDB\Driver\Manager;
-use MongoDB\Driver\Query;
 use MongoDB\Driver\ReadConcern;
 use MongoDB\Driver\ReadPreference;
-use MongoDB\Driver\Server;
 use MongoDB\Driver\WriteConcern;
 use MongoDB\Exception\InvalidArgumentException;
 use MongoDB\Model\CollectionInfoIterator;