Adding example for track isolation variables

The following MR adds examples for testing the WeightedRelationAlg and the functors for the evaluation of track isolation, f.e. SUMCONE, MAXCONE, MINCONE, ASYM.

Needs: Analysis!906 (merged)

FYI: @amathad, @pkoppenb, @erodrigu

DaVinciExamples/example_data/spruce_b2jpsik_opt.yaml

+###############################################################################
+# (c) Copyright 2021-2022 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".   #
+#                                                                             #
+# In applying this licence, CERN does not waive the privileges and immunities #
+# granted to it by virtue of its status as an Intergovernmental Organization  #
+# or submit itself to any jurisdiction.                                       #
+###############################################################################
+
+input_files:
+- root://eoslhcb.cern.ch//eos/lhcb/wg/dpa/wp3/tests/B2JpsiK_spruce.dst
+annsvc_config: root://eoslhcb.cern.ch//eos/lhcb/wg/dpa/wp3/tests/B2JpsiK_spruce.tck.json
+input_type: ROOT
+evt_max: 100
+ntuple_file: davinci_ntuple_ft.root
+print_freq: 1
+data_type: Upgrade
+simulation: true
+conddb_tag: sim-20201218-vc-md100
+dddb_tag: dddb-20201211
+