re-order module declaration

ccPointCloud has some method with paramters
that  have default values, and pybind11 needs
to know these types to be able to convert c++ -> python

Thus the module need should be defined before

Author: tmontaigu

wrapper/pycc/src/qcc_db/qcc_db.cpp

@@ -172,9 +172,9 @@ void define_qcc_db(py::module &m)
     define_ccWaveform(m);
     define_ccRasterGrid(m);
     define_ccGenericPointCloud(m);
+    define_ccNormalVectors(m);
     define_ccPointCloud(m);
     define_ccPolyline(m);
-    define_ccNormalVectors(m);
 
     define_ccLog(m);
     define_ccProgressDialog(m);