PR #14053 from remibettan: [2.56.4] CherryPick PR #14045 from remibettan: d457 syncer only according to timestamp

Author: Nir-Az

src/ds/d400/d400-factory.cpp

@@ -1428,10 +1428,6 @@ namespace librealsense
         std::vector<stream_interface*> streams = { _depth_stream.get() , _left_ir_stream.get() , _right_ir_stream.get(), _color_stream.get() };
         std::vector<stream_interface*> mm_streams = { _accel_stream.get(), _gyro_stream.get()};
         streams.insert(streams.end(), mm_streams.begin(), mm_streams.end());
-        if( frame.frame->find_metadata( RS2_FRAME_METADATA_FRAME_COUNTER, nullptr ) )
-        {
-            return matcher_factory::create(RS2_MATCHER_DLR_C, streams);
-        }
         return matcher_factory::create(RS2_MATCHER_DEFAULT, streams);
     }