Report what the selection is when throwing NoMatchesError

[Helveg]

Traceback (most recent call last):
  File ".\dev_microcircuit.py", line 71, in <module>
    scaffold.run_simulation("poc")
  File ".\..\scaffold\scaffold.py", line 260, in run_simulation
    simulation, simulator = self.prepare_simulation(simulation_name)
  File ".\..\scaffold\scaffold.py", line 276, in prepare_simulation
    simulator = simulation.prepare()
  File ".\..\scaffold\simulators\neuron.py", line 92, in prepare
    self.connect_neurons()
  File ".\..\scaffold\simulators\neuron.py", line 150, in connect_neurons
    to_cell.connect(from_cell, from_section, to_section, synapse_type)
  File ".\..\..\dbbs-models\dbbs_models\neurons\base.py", line 187, in connect
    synapse = Synapse(self, to_section, synapse_point_process, synapse_attributes, variant=synapse_variant)
  File ".\..\..\dbbs-models\dbbs_models\synapses\base.py", line 9, in __init__
    self._point_process_glia_name = g.resolve(point_process_name, pkg="dbbs_mod_collection", variant=variant)
  File "c:\users\robin\documents\git\glia\glia\__init__.py", line 63, in resolve
    return manager.resolver.resolve(asset, pkg=pkg, variant=variant)
  File "c:\users\robin\documents\git\glia\glia\resolution.py", line 64, in resolve
    raise NoMatchesError("Selection could not be resolved.")
glia.exceptions.NoMatchesError: Selection could not be resolved.