update to pigeons 0.5

Author: ptiede

Project.toml

@@ -90,7 +90,7 @@ NamedTupleTools = "0.13,0.14"
 Optimization = "4"
 PaddedViews = "0.5"
 ParameterHandling = "0.4, 0.5"
-Pigeons = "0.3, 0.4"
+Pigeons = "0.4, 0.5"
 PolarizedTypes = "0.1"
 PrettyTables = "1, 2"
 Pyehtim = "0.2"