Test the new BPVIP functor

Add the new functor F.BPVIP to evaluate impact parameter wrt bestPV.

Depends on: Rec!2720 (merged)

Phys/DaVinci/options/jobOptions-Example.py

 ###############################################################################
-# (c) Copyright 2020-2021 CERN for the benefit of the LHCb Collaboration      #
+# (c) Copyright 2020-2022 CERN for the benefit of the LHCb Collaboration      #
 #                                                                             #
 # This software is distributed under the terms of the GNU General Public      #
 # Licence version 3 (GPL Version 3), copied verbatim in the file "COPYING".   #
@@ -15,5 +15,5 @@
     'ntuple_file': 'ExampleHistos.root',
     'histo_file': 'ExampleTuple.root',
     'enable_unpack': False,
-    'Process': 'Spruce'
+    'process': 'Spruce'
 }